United States Biotechnology & Medical Research

Kalaris Therapeutics Inc (KLRS)

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Over the past 90 days, Kalaris Therapeutics Inc. recorded one insider transaction, consisting of a $1.18 million purchase by Srinivas Akkaraju. This activity follows a period where the stock price declined by 36.8%. The company's most recent earnings report, released on May 12, 2026, showed an EPS beat of 11.54%.
Ticker: KLRS Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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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.

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Top insiders
Trades
AKKARAJU SRINIVAS
1 purchase — total 1,179,969 USD
Buy 20 May 2026
Value US$4,854,262.84 | Price 298.82 | Shares 54,603
Sale 20 Mar 2026
Value US$3,852,205.82 | Price 255.24 | Shares 19,443
Proposed sale 20 Mar 2026
Value US$12,868.80 | Price 6.72 | Shares 1,915
Buy 18 Dec 2025
Value US$5,000,005.74 | Price 10.42 | Shares 479,847
Sale 26 Mar 2025
Value US$8,135.16 | Price 8.97 | Shares 907
Proposed sale 21 Feb 2025
Value US$3,052.00 | Price 4.30 | Shares 709
Sale 21 Feb 2025
Value US$3,052.97 | Price 10.08 | Shares 303
Proposed sale 21 Feb 2025
Value US$1,068.00 | Price 3.70 | Shares 289
Sale 21 Feb 2025
Value US$1,068.03 | Price 10.08 | Shares 106
Proposed sale 21 Feb 2025
Value US$967.00 | Price 10.07 | Shares 96
Sale 21 Feb 2025
Value US$967.28 | Price 10.08 | Shares 96
Sale 23 Jan 2025
Value US$39.76 | Price 9.94 | Shares 4
Sale 23 Jan 2025
Value US$302.52 | Price 9.45 | Shares 32
Proposed sale 23 Jan 2025
Value US$341.00 | Price 9.47 | Shares 36
Sale 23 Jan 2025
Value US$49.70 | Price 9.94 | Shares 5
Sale 23 Jan 2025
Value US$444.33 | Price 9.45 | Shares 47
Proposed sale 23 Jan 2025
Value US$495.00 | Price 9.52 | Shares 52
Sale 23 Jan 2025
Value US$129.22 | Price 9.94 | Shares 13
Sale 23 Jan 2025
Value US$1,096.64 | Price 9.45 | Shares 116
Proposed sale 23 Jan 2025
Value US$1,232.00 | Price 9.55 | Shares 129
Sale 10 Jan 2025
Value US$146.11 | Price 0.44 | Shares 332
Proposed sale 10 Jan 2025
Value US$146.00 | Price 0.44 | Shares 332
Sale 10 Jan 2025
Value US$180.00 | Price 0.44 | Shares 409
Proposed sale 10 Jan 2025
Value US$180.00 | Price 0.44 | Shares 409
Sale 10 Jan 2025
Value US$430.86 | Price 0.44 | Shares 979
Proposed sale 10 Jan 2025
Value US$431.00 | Price 0.44 | Shares 979
Sale 19 Nov 2024
Value US$236.95 | Price 0.55 | Shares 432
Proposed sale 19 Nov 2024
Value US$235.00 | Price 0.54 | Shares 432
Sale 19 Nov 2024
Value US$4,775.24 | Price 0.55 | Shares 8,706
Proposed sale 19 Nov 2024
Value US$4,763.00 | Price 0.55 | Shares 8,706
Sale 19 Nov 2024
Value US$1,747.52 | Price 0.55 | Shares 3,186
Proposed sale 19 Nov 2024
Value US$1,735.00 | Price 0.54 | Shares 3,186
Sale 19 Nov 2024
Value US$303.87 | Price 0.55 | Shares 554
Proposed sale 19 Nov 2024
Value US$302.00 | Price 0.55 | Shares 554
Sale 5 Nov 2024
Value US$4,442.13 | Price 0.86 | Shares 5,136
Proposed sale 5 Nov 2024
Value US$4,442.00 | Price 0.86 | Shares 5,136
Sale 5 Nov 2024
Value US$1,431.41 | Price 0.86 | Shares 1,655
Proposed sale 5 Nov 2024
Value US$1,431.00 | Price 0.86 | Shares 1,655
Sale 5 Nov 2024
Value US$9,175.72 | Price 0.86 | Shares 10,609
Proposed sale 5 Nov 2024
Value US$9,176.00 | Price 0.86 | Shares 10,609
Sale 5 Nov 2024
Value US$1,965.05 | Price 0.86 | Shares 2,272
Proposed sale 5 Nov 2024
Value US$1,965.00 | Price 0.86 | Shares 2,272
Sale 22 Oct 2024
Value US$373.15 | Price 0.77 | Shares 486
Proposed sale 22 Oct 2024
Value US$373.00 | Price 0.77 | Shares 486
Sale 22 Oct 2024
Value US$588.13 | Price 0.77 | Shares 766
Proposed sale 22 Oct 2024
Value US$588.00 | Price 0.77 | Shares 766
Sale 22 Oct 2024
Value US$1,445.00 | Price 0.77 | Shares 1,882
Proposed sale 22 Oct 2024
Value US$1,445.00 | Price 0.77 | Shares 1,882
Sale 21 Oct 2024
Value US$373.14 | Price 0.78 | Shares 479
Proposed sale 21 Oct 2024
Value US$373.00 | Price 0.78 | Shares 479
Sale 21 Oct 2024
Value US$494.66 | Price 0.78 | Shares 635
Proposed sale 21 Oct 2024
Value US$495.00 | Price 0.78 | Shares 635
Sale 21 Oct 2024
Value US$1,204.33 | Price 0.78 | Shares 1,546
Proposed sale 21 Oct 2024
Value US$1,204.00 | Price 0.78 | Shares 1,546
Sale 21 Oct 2024
Value US$7,596.81 | Price 0.78 | Shares 9,752
Proposed sale 21 Oct 2024
Value US$7,596.00 | Price 0.78 | Shares 9,752
Sale 3 Oct 2024
Value US$1,216.50 | Price 0.81 | Shares 1,493
Proposed sale 3 Oct 2024
Value US$1,216.00 | Price 0.81 | Shares 1,493
Sale 3 Oct 2024
Value US$765.91 | Price 0.81 | Shares 940
Proposed sale 3 Oct 2024
Value US$766.00 | Price 0.81 | Shares 940
Sale 3 Oct 2024
Value US$307.18 | Price 0.81 | Shares 377
Proposed sale 3 Oct 2024
Value US$307.00 | Price 0.81 | Shares 377
Sale 3 Oct 2024
Value US$245.25 | Price 0.81 | Shares 301
Proposed sale 3 Oct 2024
Value US$245.00 | Price 0.81 | Shares 301
Sale 20 Aug 2024
Value US$3,995.61 | Price 0.74 | Shares 5,390
Proposed sale 20 Aug 2024
Value US$3,996.00 | Price 0.74 | Shares 5,390
Sale 19 Aug 2024
Value US$2,347.61 | Price 0.76 | Shares 3,091
Proposed sale 19 Aug 2024
Value US$2,348.00 | Price 0.76 | Shares 3,091
Sale 19 Aug 2024
Value US$413.17 | Price 0.76 | Shares 544
Proposed sale 19 Aug 2024
Value US$413.00 | Price 0.76 | Shares 544
Sale 19 Aug 2024
Value US$2,399.26 | Price 0.76 | Shares 3,159
Proposed sale 19 Aug 2024
Value US$2,399.00 | Price 0.76 | Shares 3,159
Sale 19 Aug 2024
Value US$320.51 | Price 0.76 | Shares 422
Proposed sale 19 Aug 2024
Value US$321.00 | Price 0.76 | Shares 422
Sale 5 Aug 2024
Value US$1,706.94 | Price 0.73 | Shares 2,323
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
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
3.6
AKKARAJU SRINIVAS
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
4.1
Hagen Brett R

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
4.1
BRETT R R HAGEN

Officer

Officer
63,021
144.47
US$854,825 		63,021 144.47 US$854,825
2026-02-17 2025-12-18 B Purchase
3.6
AKKARAJU SRINIVAS
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
4.1
Hagen Brett R

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
2.7
Sinha Vikas

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
3.7
Miller Edward

Officer

Officer
289
3.70
US$1,068 		289 3.70 US$1,068
2025-02-24 2025-02-21 PrS Proposed sale
4.1
Hagen Brett R

Officer

Officer
96
10.07
US$967 		96 10.07 US$967
2025-02-24 2025-02-21 S Sale
4.1
Hagen Brett R

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
3.7
Miller Edward

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
2.7
Sinha Vikas

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
4.1
Hagen Brett R

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
4.1
Hagen Brett R

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
3.7
Miller Edward

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
3.7
Miller Edward

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
2.7
Sinha Vikas

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
2.7
Sinha Vikas

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
2.7
Sinha Vikas

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
3.7
Miller Edward

Officer

Officer
52
9.52
US$495 		52 9.52 US$495
2025-01-24 2025-01-23 PrS Proposed sale
4.1
Hagen Brett R

Officer

Officer
36
9.47
US$341 		36 9.47 US$341
2025-01-13 2025-01-10 S Sale
4.1
Hagen Brett R

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
3.7
Miller Edward

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
2.7
Sinha Vikas

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
3.7
Miller Edward

Officer

Officer
409
0.44
US$180 		409 0.44 US$180
2025-01-10 2025-01-10 PrS Proposed sale
2.7
Sinha Vikas

Owner; Officer; Director

Executive Director
979
0.44
US$431 		979 0.44 US$431
2025-01-10 2025-01-10 PrS Proposed sale
4.1
Hagen Brett R

Officer

Officer
332
0.44
US$146 		332 0.44 US$146
2024-11-20 2024-11-19 S Sale
3.7
Miller Edward

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
3.1
Brainard Diana

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
2.7
Sinha Vikas

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
4.1
Hagen Brett R

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
2.7
Sinha Vikas

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
3.7
Miller Edward

Officer

Officer
432
0.54
US$235 		432 0.54 US$235
2024-11-19 2024-11-19 PrS Proposed sale
4.1
Hagen Brett R

Officer

Officer
554
0.55
US$302 		554 0.55 US$302
2024-11-19 2024-11-19 PrS Proposed sale
3.1
Brainard Diana

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
2.7
Sinha Vikas

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
4.1
Hagen Brett R

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
3.1
Brainard Diana

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
3.7
Miller Edward

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
3.7
Miller Edward

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
4.1
Hagen Brett R

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
3.1
Brainard Diana

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
2.7
Sinha Vikas

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
4.1
Hagen Brett R

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
3.7
Miller Edward

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
2.7
Sinha Vikas

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
4.1
Hagen Brett R

Officer

Officer
486
0.77
US$373 		486 0.77 US$373
2024-10-22 2024-10-22 PrS Proposed sale
3.7
Miller Edward

Officer

Officer
766
0.77
US$588 		766 0.77 US$588
2024-10-22 2024-10-22 PrS Proposed sale
2.7
Sinha Vikas

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
4.1
Hagen Brett R

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
3.7
Miller Edward

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
2.7
Sinha Vikas

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
3.1
Brainard Diana

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
4.1
Hagen Brett R

Officer

Officer
479
0.78
US$373 		479 0.78 US$373
2024-10-21 2024-10-21 PrS Proposed sale
2.7
Sinha Vikas

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
3.7
Miller Edward

Officer

Officer
635
0.78
US$495 		635 0.78 US$495
2024-10-21 2024-10-21 PrS Proposed sale
3.1
Brainard Diana

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
3.1
Brainard Diana

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
2.7
Sinha Vikas

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
3.7
Miller Edward

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
4.1
Hagen Brett R

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
4.1
Hagen Brett R

Officer

Officer
301
0.81
US$245 		301 0.81 US$245
2024-10-03 2024-10-03 PrS Proposed sale
3.1
Brainard Diana

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
2.7
Sinha Vikas

Owner; Officer; Director

Executive Director
940
0.81
US$766 		940 0.81 US$766
2024-10-03 2024-10-03 PrS Proposed sale
3.7
Miller Edward

Officer

Officer
377
0.81
US$307 		377 0.81 US$307
2024-08-22 2024-08-20 S Sale
3.1
Brainard Diana

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
3.1
Brainard Diana

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
3.1
Brainard Diana

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
4.1
Hagen Brett R

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
2.7
Sinha Vikas

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
3.7
Miller Edward

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
3.1
Brainard Diana

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
3.7
Miller Edward

Officer

Officer
422
0.76
US$321 		422 0.76 US$321
2024-08-19 2024-08-19 PrS Proposed sale
4.1
Hagen Brett R

Officer

Officer
544
0.76
US$413 		544 0.76 US$413
2024-08-19 2024-08-19 PrS Proposed sale
2.7
Sinha Vikas

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
3.7
Miller Edward

General Counsel

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