Kalaris Therapeutics Inc (KLRS)

Kalaris Therapeutics Inc. has seen no insider trading activity within the past three months. The most recent recorded transaction occurred on May 20, 2026, involving a purchase by Srinivas Akkaraju. Prior filings include various sales by officers throughout early 2026 and 2025, reflecting historical patterns of equity movement by company leadership.
Ticker: KLRS Exchange: NMS


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Insider trades have triggered activity signals for Kalaris Therapeutics Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.6
AKKARAJU SRINIVAS Non-Executive Director Large shareholder
Transaction date
Purchase
Price
298.82
Quantity 54,603 +0.2%
Value US$4,854,263
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
255.24
Quantity 19,443 +43.1%
Value US$3,852,206
4.2
BRETT R R HAGEN Officer Officer
Transaction date
Proposed sale
Price
144.47
Quantity 63,021
Value US$854,825
3.6
AKKARAJU SRINIVAS Non-Executive Director Large shareholder
Transaction date
Purchase
Price
10.42
Quantity 479,847 +32.0%
Value US$5,000,006
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
8.97
Quantity 907 -32.0%
Value US$8,135
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
4.30
Quantity 709
Value US$3,052
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
3.70
Quantity 289
Value US$1,068
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
10.07
Quantity 96
Value US$967
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
10.08
Quantity 96 -3.3%
Value US$967
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
10.08
Quantity 106 -1.6%
Value US$1,068
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
10.08
Quantity 303 -0.6%
Value US$3,053
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
9.94
Quantity 4 -0.1%
Value US$40
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
9.45
Quantity 32 -1.1%
Value US$303
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
9.94
Quantity 5 -0.1%
Value US$50
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
9.45
Quantity 47 -0.7%
Value US$444
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
9.94
Quantity 13 -0.0%
Value US$129
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
9.45
Quantity 116 -0.2%
Value US$1,097
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
9.55
Quantity 129
Value US$1,232
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
9.52
Quantity 52
Value US$495
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
9.47
Quantity 36
Value US$341
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.44
Quantity 332 -0.5%
Value US$146
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.44
Quantity 409 -0.3%
Value US$180
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.44
Quantity 979 -0.1%
Value US$431
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.44
Quantity 409
Value US$180
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.44
Quantity 979
Value US$431
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.44
Quantity 332
Value US$146
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.55
Quantity 432 -0.2%
Value US$237
3.1
Brainard Diana Chief Executive Officer Executive Director
Transaction date
Sale
Price
0.55
Quantity 8,706 -1.2%
Value US$4,775
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.55
Quantity 3,186 -0.3%
Value US$1,748
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.55
Quantity 554 -0.8%
Value US$304
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.54
Quantity 3,186
Value US$1,735
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.54
Quantity 432
Value US$235
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.55
Quantity 554
Value US$302
3.1
Brainard Diana Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.55
Quantity 8,706
Value US$4,763
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.86
Quantity 5,136 -0.4%
Value US$4,442
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.86
Quantity 1,655 -2.3%
Value US$1,431
3.1
Brainard Diana Chief Executive Officer Executive Director
Transaction date
Sale
Price
0.86
Quantity 10,609 -1.4%
Value US$9,176
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.86
Quantity 2,272 -1.1%
Value US$1,965
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.86
Quantity 2,272
Value US$1,965
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.86
Quantity 1,655
Value US$1,431
3.1
Brainard Diana Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.86
Quantity 10,609
Value US$9,176
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.86
Quantity 5,136
Value US$4,442
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.77
Quantity 486 -0.7%
Value US$373
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.77
Quantity 766 -0.4%
Value US$588
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.77
Quantity 1,882 -0.2%
Value US$1,445
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.77
Quantity 486
Value US$373
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.77
Quantity 766
Value US$588
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.77
Quantity 1,882
Value US$1,445
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.78
Quantity 479 -0.7%
Value US$373
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.78
Quantity 635 -0.3%
Value US$495
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.78
Quantity 1,546 -0.1%
Value US$1,204
3.1
Brainard Diana Chief Executive Officer Executive Director
Transaction date
Sale
Price
0.78
Quantity 9,752 -1.3%
Value US$7,597
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.78
Quantity 479
Value US$373
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.78
Quantity 1,546
Value US$1,204
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.78
Quantity 635
Value US$495
3.1
Brainard Diana Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.78
Quantity 9,752
Value US$7,596
3.1
Brainard Diana Chief Executive Officer Executive Director
Transaction date
Sale
Price
0.81
Quantity 1,493 -0.2%
Value US$1,216
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.81
Quantity 940 -0.1%
Value US$766
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.81
Quantity 377 -0.2%
Value US$307
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.81
Quantity 301 -0.4%
Value US$245
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.81
Quantity 301
Value US$245
3.1
Brainard Diana Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.81
Quantity 1,493
Value US$1,216
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.81
Quantity 940
Value US$766
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.81
Quantity 377
Value US$307
3.1
Brainard Diana Chief Executive Officer Executive Director
Transaction date
Sale
Price
0.74
Quantity 5,390 -0.7%
Value US$3,996
3.1
Brainard Diana Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.74
Quantity 5,390
Value US$3,996
3.1
Brainard Diana Chief Executive Officer Executive Director
Transaction date
Sale
Price
0.76
Quantity 3,091 -0.4%
Value US$2,348
4.2
Hagen Brett R Chief Accounting Officer Officer
Transaction date
Sale
Price
0.76
Quantity 544 -0.8%
Value US$413
2.7
Sinha Vikas See Remarks Executive Director Large shareholder
Transaction date
Sale
Price
0.76
Quantity 3,159 -0.3%
Value US$2,399
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.76
Quantity 422 -0.2%
Value US$321
3.1
Brainard Diana Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.76
Quantity 3,091
Value US$2,348
3.7
Miller Edward Officer Officer
Transaction date
Proposed sale
Price
0.76
Quantity 422
Value US$321
4.2
Hagen Brett R Officer Officer
Transaction date
Proposed sale
Price
0.76
Quantity 544
Value US$413
2.7
Sinha Vikas Owner; Officer; Director Executive Director
Transaction date
Proposed sale
Price
0.76
Quantity 3,159
Value US$2,399
3.7
Miller Edward General Counsel Officer
Transaction date
Sale
Price
0.73
Quantity 2,323 -1.1%
Value US$1,707
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-05-22 2026-05-20 B Purchase Non-Executive Director Large shareholder
54,603 +0.2%
298.82
US$4,854,263
54,603 +0.2% 298.82 US$4,854,263
2026-03-23 2026-03-20 S Sale

Chief Accounting Officer

Officer
19,443 +43.1%
255.24
US$3,852,206
19,443 +43.1% 255.24 US$3,852,206
2026-03-20 2026-03-20 PrS Proposed sale

Officer

Officer
63,021
144.47
US$854,825
63,021 144.47 US$854,825
2026-02-17 2025-12-18 B Purchase Non-Executive Director Large shareholder
479,847 +32.0%
10.42
US$5,000,006
479,847 +32.0% 10.42 US$5,000,006
2025-03-27 2025-03-26 S Sale

Chief Accounting Officer

Officer
907 -32.0%
8.97
US$8,135
907 -32.0% 8.97 US$8,135
2025-02-24 2025-02-21 PrS Proposed sale

Owner; Officer; Director

Executive Director
709
4.30
US$3,052
709 4.30 US$3,052
2025-02-24 2025-02-21 PrS Proposed sale

Officer

Officer
289
3.70
US$1,068
289 3.70 US$1,068
2025-02-24 2025-02-21 PrS Proposed sale

Officer

Officer
96
10.07
US$967
96 10.07 US$967
2025-02-24 2025-02-21 S Sale

Chief Accounting Officer

Officer
96 -3.3%
10.08
US$967
96 -3.3% 10.08 US$967
2025-02-24 2025-02-21 S Sale

General Counsel

Officer
106 -1.6%
10.08
US$1,068
106 -1.6% 10.08 US$1,068
2025-02-24 2025-02-21 S Sale

See Remarks

Executive Director Large shareholder
303 -0.6%
10.08
US$3,053
303 -0.6% 10.08 US$3,053
2025-01-27 2025-01-23 S Sale

Chief Accounting Officer

Officer
4 -0.1%
9.94
US$40
4 -0.1% 9.94 US$40
2025-01-27 2025-01-23 S Sale

Chief Accounting Officer

Officer
32 -1.1%
9.45
US$303
32 -1.1% 9.45 US$303
2025-01-27 2025-01-23 S Sale

General Counsel

Officer
5 -0.1%
9.94
US$50
5 -0.1% 9.94 US$50
2025-01-27 2025-01-23 S Sale

General Counsel

Officer
47 -0.7%
9.45
US$444
47 -0.7% 9.45 US$444
2025-01-27 2025-01-23 S Sale

See Remarks

Executive Director Large shareholder
13 -0.0%
9.94
US$129
13 -0.0% 9.94 US$129
2025-01-27 2025-01-23 S Sale

See Remarks

Executive Director Large shareholder
116 -0.2%
9.45
US$1,097
116 -0.2% 9.45 US$1,097
2025-01-24 2025-01-23 PrS Proposed sale

Owner; Officer; Director

Executive Director
129
9.55
US$1,232
129 9.55 US$1,232
2025-01-24 2025-01-23 PrS Proposed sale

Officer

Officer
52
9.52
US$495
52 9.52 US$495
2025-01-24 2025-01-23 PrS Proposed sale

Officer

Officer
36
9.47
US$341
36 9.47 US$341
2025-01-13 2025-01-10 S Sale

Chief Accounting Officer

Officer
332 -0.5%
0.44
US$146
332 -0.5% 0.44 US$146
2025-01-13 2025-01-10 S Sale

General Counsel

Officer
409 -0.3%
0.44
US$180
409 -0.3% 0.44 US$180
2025-01-13 2025-01-10 S Sale

See Remarks

Executive Director Large shareholder
979 -0.1%
0.44
US$431
979 -0.1% 0.44 US$431
2025-01-10 2025-01-10 PrS Proposed sale

Officer

Officer
409
0.44
US$180
409 0.44 US$180
2025-01-10 2025-01-10 PrS Proposed sale

Owner; Officer; Director

Executive Director
979
0.44
US$431
979 0.44 US$431
2025-01-10 2025-01-10 PrS Proposed sale

Officer

Officer
332
0.44
US$146
332 0.44 US$146
2024-11-20 2024-11-19 S Sale

General Counsel

Officer
432 -0.2%
0.55
US$237
432 -0.2% 0.55 US$237
2024-11-20 2024-11-19 S Sale

Chief Executive Officer

Executive Director
8,706 -1.2%
0.55
US$4,775
8,706 -1.2% 0.55 US$4,775
2024-11-20 2024-11-19 S Sale

See Remarks

Executive Director Large shareholder
3,186 -0.3%
0.55
US$1,748
3,186 -0.3% 0.55 US$1,748
2024-11-20 2024-11-19 S Sale

Chief Accounting Officer

Officer
554 -0.8%
0.55
US$304
554 -0.8% 0.55 US$304
2024-11-19 2024-11-19 PrS Proposed sale

Owner; Officer; Director

Executive Director
3,186
0.54
US$1,735
3,186 0.54 US$1,735
2024-11-19 2024-11-19 PrS Proposed sale

Officer

Officer
432
0.54
US$235
432 0.54 US$235
2024-11-19 2024-11-19 PrS Proposed sale

Officer

Officer
554
0.55
US$302
554 0.55 US$302
2024-11-19 2024-11-19 PrS Proposed sale

Officer; Director

Executive Director
8,706
0.55
US$4,763
8,706 0.55 US$4,763
2024-11-06 2024-11-05 S Sale

See Remarks

Executive Director Large shareholder
5,136 -0.4%
0.86
US$4,442
5,136 -0.4% 0.86 US$4,442
2024-11-06 2024-11-05 S Sale

Chief Accounting Officer

Officer
1,655 -2.3%
0.86
US$1,431
1,655 -2.3% 0.86 US$1,431
2024-11-06 2024-11-05 S Sale

Chief Executive Officer

Executive Director
10,609 -1.4%
0.86
US$9,176
10,609 -1.4% 0.86 US$9,176
2024-11-06 2024-11-05 S Sale

General Counsel

Officer
2,272 -1.1%
0.86
US$1,965
2,272 -1.1% 0.86 US$1,965
2024-11-05 2024-11-05 PrS Proposed sale

Officer

Officer
2,272
0.86
US$1,965
2,272 0.86 US$1,965
2024-11-05 2024-11-05 PrS Proposed sale

Officer

Officer
1,655
0.86
US$1,431
1,655 0.86 US$1,431
2024-11-05 2024-11-05 PrS Proposed sale

Officer; Director

Executive Director
10,609
0.86
US$9,176
10,609 0.86 US$9,176
2024-11-05 2024-11-05 PrS Proposed sale

Owner; Officer; Director

Executive Director
5,136
0.86
US$4,442
5,136 0.86 US$4,442
2024-10-23 2024-10-22 S Sale

Chief Accounting Officer

Officer
486 -0.7%
0.77
US$373
486 -0.7% 0.77 US$373
2024-10-23 2024-10-22 S Sale

General Counsel

Officer
766 -0.4%
0.77
US$588
766 -0.4% 0.77 US$588
2024-10-23 2024-10-22 S Sale

See Remarks

Executive Director Large shareholder
1,882 -0.2%
0.77
US$1,445
1,882 -0.2% 0.77 US$1,445
2024-10-22 2024-10-22 PrS Proposed sale

Officer

Officer
486
0.77
US$373
486 0.77 US$373
2024-10-22 2024-10-22 PrS Proposed sale

Officer

Officer
766
0.77
US$588
766 0.77 US$588
2024-10-22 2024-10-22 PrS Proposed sale

Owner; Officer; Director

Executive Director
1,882
0.77
US$1,445
1,882 0.77 US$1,445
2024-10-23 2024-10-21 S Sale

Chief Accounting Officer

Officer
479 -0.7%
0.78
US$373
479 -0.7% 0.78 US$373
2024-10-23 2024-10-21 S Sale

General Counsel

Officer
635 -0.3%
0.78
US$495
635 -0.3% 0.78 US$495
2024-10-23 2024-10-21 S Sale

See Remarks

Executive Director Large shareholder
1,546 -0.1%
0.78
US$1,204
1,546 -0.1% 0.78 US$1,204
2024-10-23 2024-10-21 S Sale

Chief Executive Officer

Executive Director
9,752 -1.3%
0.78
US$7,597
9,752 -1.3% 0.78 US$7,597
2024-10-21 2024-10-21 PrS Proposed sale

Officer

Officer
479
0.78
US$373
479 0.78 US$373
2024-10-21 2024-10-21 PrS Proposed sale

Owner; Officer; Director

Executive Director
1,546
0.78
US$1,204
1,546 0.78 US$1,204
2024-10-21 2024-10-21 PrS Proposed sale

Officer

Officer
635
0.78
US$495
635 0.78 US$495
2024-10-21 2024-10-21 PrS Proposed sale

Officer; Director

Executive Director
9,752
0.78
US$7,596
9,752 0.78 US$7,596
2024-10-04 2024-10-03 S Sale

Chief Executive Officer

Executive Director
1,493 -0.2%
0.81
US$1,216
1,493 -0.2% 0.81 US$1,216
2024-10-04 2024-10-03 S Sale

See Remarks

Executive Director Large shareholder
940 -0.1%
0.81
US$766
940 -0.1% 0.81 US$766
2024-10-04 2024-10-03 S Sale

General Counsel

Officer
377 -0.2%
0.81
US$307
377 -0.2% 0.81 US$307
2024-10-04 2024-10-03 S Sale

Chief Accounting Officer

Officer
301 -0.4%
0.81
US$245
301 -0.4% 0.81 US$245
2024-10-03 2024-10-03 PrS Proposed sale

Officer

Officer
301
0.81
US$245
301 0.81 US$245
2024-10-03 2024-10-03 PrS Proposed sale

Officer; Director

Executive Director
1,493
0.81
US$1,216
1,493 0.81 US$1,216
2024-10-03 2024-10-03 PrS Proposed sale

Owner; Officer; Director

Executive Director
940
0.81
US$766
940 0.81 US$766
2024-10-03 2024-10-03 PrS Proposed sale

Officer

Officer
377
0.81
US$307
377 0.81 US$307
2024-08-22 2024-08-20 S Sale

Chief Executive Officer

Executive Director
5,390 -0.7%
0.74
US$3,996
5,390 -0.7% 0.74 US$3,996
2024-08-21 2024-08-20 PrS Proposed sale

Officer; Director

Executive Director
5,390
0.74
US$3,996
5,390 0.74 US$3,996
2024-08-20 2024-08-19 S Sale

Chief Executive Officer

Executive Director
3,091 -0.4%
0.76
US$2,348
3,091 -0.4% 0.76 US$2,348
2024-08-20 2024-08-19 S Sale

Chief Accounting Officer

Officer
544 -0.8%
0.76
US$413
544 -0.8% 0.76 US$413
2024-08-20 2024-08-19 S Sale

See Remarks

Executive Director Large shareholder
3,159 -0.3%
0.76
US$2,399
3,159 -0.3% 0.76 US$2,399
2024-08-20 2024-08-19 S Sale

General Counsel

Officer
422 -0.2%
0.76
US$321
422 -0.2% 0.76 US$321
2024-08-19 2024-08-19 PrS Proposed sale

Officer; Director

Executive Director
3,091
0.76
US$2,348
3,091 0.76 US$2,348
2024-08-19 2024-08-19 PrS Proposed sale

Officer

Officer
422
0.76
US$321
422 0.76 US$321
2024-08-19 2024-08-19 PrS Proposed sale

Officer

Officer
544
0.76
US$413
544 0.76 US$413
2024-08-19 2024-08-19 PrS Proposed sale

Owner; Officer; Director

Executive Director
3,159
0.76
US$2,399
3,159 0.76 US$2,399
2024-08-07 2024-08-05 S Sale

General Counsel

Officer
2,323 -1.1%
0.73
US$1,707
2,323 -1.1% 0.73 US$1,707