United States Biotechnology & Medical Research

Galecto Inc (GLTO)

Track

The most recent insider trading activity occurred on January 2, 2026, with the Chief Executive Officer, Chief Financial Officer, and General Counsel all selling shares. Prior to this, significant proposed sales by shareholders were noted on October 2, 2023, and August 30, 2023. The pattern indicates consistent selling by key executives and major shareholders over the observed periods.
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Ticker: GLTO Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Schambye Hans T.
Chief Executive Officer
1 sale — total 14,966 USD
Sale 2 Jan 2026
Value US$4,431,733.36 | Price 391.18 | Shares 18,107
Sale 2 Jan 2026
Value US$2,078,617.44 | Price 429.04 | Shares 5,702
Sale 2 Jan 2026
Value US$5,451.90 | Price 21.38 | Shares 255
Sale 3 Jul 2025
Value US$2,484.30 | Price 3.38 | Shares 735
Sale 3 Jul 2025
Value US$498.33 | Price 3.39 | Shares 147
Sale 3 Jul 2025
Value US$881.40 | Price 3.39 | Shares 260
Sale 3 Jan 2025
Value US$1,469.43 | Price 5.63 | Shares 261
Sale 3 Jan 2025
Value US$7,509.60 | Price 5.60 | Shares 1,341
Sale 3 Jan 2025
Value US$2,637.60 | Price 5.60 | Shares 471
Proposed sale 2 Oct 2023
Value US$41,265.00 | Price 0.72 | Shares 57,312
Proposed sale 2 Oct 2023
Value US$176,059.00 | Price 0.72 | Shares 244,527
Proposed sale 2 Oct 2023
Value US$27,126.00 | Price 0.72 | Shares 37,675
Proposed sale 2 Oct 2023
Value US$421,397.00 | Price 0.72 | Shares 585,274
Proposed sale 30 Aug 2023
Value US$69,414.00 | Price 0.58 | Shares 119,679
Proposed sale 30 Aug 2023
Value US$296,154.00 | Price 0.58 | Shares 510,610
Proposed sale 30 Aug 2023
Value US$45,622.00 | Price 0.58 | Shares 78,659
Proposed sale 30 Aug 2023
Value US$708,833.00 | Price 0.58 | Shares 1,222,125
Proposed sale 21 Aug 2023
Value US$59,975.00 | Price 0.62 | Shares 97,204
Proposed sale 21 Aug 2023
Value US$931,901.00 | Price 0.62 | Shares 1,510,375
Proposed sale 21 Aug 2023
Value US$91,260.00 | Price 0.62 | Shares 147,910
Proposed sale 21 Aug 2023
Value US$389,357.00 | Price 0.62 | Shares 631,048
Proposed sale 15 Aug 2023
Value US$56,605.00 | Price 0.75 | Shares 75,473
Proposed sale 15 Aug 2023
Value US$56,605.00 | Price 0.75 | Shares 75,473
Sale 15 Aug 2023
Value US$401,650.50 | Price 0.75 | Shares 535,534
Sale 15 Aug 2023
Value US$186,614.25 | Price 0.75 | Shares 248,819
Sale 15 Aug 2023
Value US$28,745.25 | Price 0.75 | Shares 38,327
Proposed sale 15 Aug 2023
Value US$86,132.00 | Price 0.75 | Shares 114,843
Proposed sale 15 Aug 2023
Value US$367,478.00 | Price 0.75 | Shares 489,970
Proposed sale 15 Aug 2023
Value US$879,536.00 | Price 0.75 | Shares 1,172,714
Sale 31 Jul 2023
Value US$459,234.00 | Price 3.00 | Shares 153,078
Sale 31 Jul 2023
Value US$89,100.00 | Price 3.00 | Shares 29,700
Sale 31 Jul 2023
Value US$79,866.00 | Price 3.00 | Shares 26,622
Proposed sale 31 Jul 2023
Value US$745,427.00 | Price 3.02 | Shares 246,830
Proposed sale 31 Jul 2023
Value US$544,506.00 | Price 3.02 | Shares 180,300
Proposed sale 31 Jul 2023
Value US$2,810,765.00 | Price 3.02 | Shares 930,717
Proposed sale 31 Jul 2023
Value US$489,702.00 | Price 3.02 | Shares 162,153
Sale 25 Jul 2023
Value US$77,964.00 | Price 2.92 | Shares 26,700
Sale 25 Jul 2023
Value US$13,724.00 | Price 2.92 | Shares 4,700
Sale 25 Jul 2023
Value US$22,776.00 | Price 2.92 | Shares 7,800
Proposed sale 25 Jul 2023
Value US$19,035.00 | Price 2.35 | Shares 8,100
Proposed sale 25 Jul 2023
Value US$11,045.00 | Price 2.35 | Shares 4,700
Proposed sale 25 Jul 2023
Value US$62,745.00 | Price 2.35 | Shares 26,700
Proposed sale 25 Jul 2023
Value US$18,330.00 | Price 2.35 | Shares 7,800
Sale 13 Jul 2023
Value US$317,040.00 | Price 2.40 | Shares 132,100
Sale 13 Jul 2023
Value US$126,720.00 | Price 2.40 | Shares 52,800
Sale 13 Jul 2023
Value US$23,520.00 | Price 2.40 | Shares 9,800
Proposed sale 13 Jul 2023
Value US$134,640.00 | Price 2.55 | Shares 52,800
Proposed sale 13 Jul 2023
Value US$37,485.00 | Price 2.55 | Shares 14,700
Proposed sale 13 Jul 2023
Value US$336,855.00 | Price 2.55 | Shares 132,100
Proposed sale 13 Jul 2023
Value US$24,990.00 | Price 2.55 | Shares 9,800
Sale 17 Apr 2023
Value US$17,489.66 | Price 1.97 | Shares 8,878
Sale 17 Apr 2023
Value US$6,995.47 | Price 1.97 | Shares 3,551
Sale 17 Apr 2023
Value US$1,300.20 | Price 1.97 | Shares 660
Sale 14 Apr 2023
Value US$52,284.60 | Price 1.86 | Shares 28,110
Sale 14 Apr 2023
Value US$20,915.70 | Price 1.86 | Shares 11,245
Sale 14 Apr 2023
Value US$3,889.26 | Price 1.86 | Shares 2,091
Sale 13 Apr 2023
Value US$17,215.38 | Price 1.82 | Shares 9,459
Sale 13 Apr 2023
Value US$6,886.88 | Price 1.82 | Shares 3,784
Sale 13 Apr 2023
Value US$1,279.46 | Price 1.82 | Shares 703
Sale 12 Apr 2023
Value US$2,901.43 | Price 1.81 | Shares 1,603
Sale 12 Apr 2023
Value US$1,160.21 | Price 1.81 | Shares 641
Sale 12 Apr 2023
Value US$215.39 | Price 1.81 | Shares 119
Sale 11 Apr 2023
Value US$17,215.38 | Price 1.82 | Shares 9,459
Sale 11 Apr 2023
Value US$6,886.88 | Price 1.82 | Shares 3,784
Sale 11 Apr 2023
Value US$1,279.46 | Price 1.82 | Shares 703
Sale 10 Apr 2023
Value US$62,193.55 | Price 1.79 | Shares 34,745
Sale 10 Apr 2023
Value US$24,879.21 | Price 1.79 | Shares 13,899
Sale 10 Apr 2023
Value US$4,625.36 | Price 1.79 | Shares 2,584
Proposed sale 10 Apr 2023
Value US$3,203.40 | Price 1.90 | Shares 1,686
Proposed sale 10 Apr 2023
Value US$4,772.80 | Price 1.90 | Shares 2,512
Proposed sale 10 Apr 2023
Value US$17,221.60 | Price 1.90 | Shares 9,064
Proposed sale 10 Apr 2023
Value US$43,012.20 | Price 1.90 | Shares 22,638
Sale 6 Apr 2023
Value US$13,116.00 | Price 2.00 | Shares 6,558
Sale 6 Apr 2023
Value US$5,240.00 | Price 2.00 | Shares 2,620
Sale 6 Apr 2023
Value US$974.00 | Price 2.00 | Shares 487
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
2026-01-06 2026-01-02 S Sale
1.4
Schambye Hans T.

Chief Executive Officer

Executive Director
18,107 -5.0%
391.18
US$4,431,733 		18,107 -5.0% 391.18 US$4,431,733
2026-01-06 2026-01-02 S Sale
2.2
Firmani Lori

Chief Financial Officer

Officer
5,702 -42.2%
429.04
US$2,078,617 		5,702 -42.2% 429.04 US$2,078,617
2026-01-06 2026-01-02 S Sale
1.7
Winslow Garrett

General Counsel

Officer
61,405 +33.9%
55.01
US$3,617,819 		61,405 +33.9% 55.01 US$3,617,819
2025-07-08 2025-07-03 S Sale
1.4
Schambye Hans T.

Chief Executive Officer

Executive Director
735 -15.5%
3.38
US$2,484 		735 -15.5% 3.38 US$2,484
2025-07-08 2025-07-03 S Sale
2.2
Firmani Lori

Interim CFO

Officer
147 -17.5%
3.39
US$498 		147 -17.5% 3.39 US$498
2025-07-08 2025-07-03 S Sale
1.7
Winslow Garrett

General Counsel

Officer
260 -15.4%
3.39
US$881 		260 -15.4% 3.39 US$881
2025-01-07 2025-01-03 S Sale
2.2
Firmani Lori

Interim CFO

Officer
261 -36.0%
5.63
US$1,469 		261 -36.0% 5.63 US$1,469
2025-01-07 2025-01-03 S Sale
1.4
Schambye Hans T.

Chief Executive Officer

Executive Director
1,341 -28.3%
5.60
US$7,510 		1,341 -28.3% 5.60 US$7,510
2025-01-07 2025-01-03 S Sale
1.7
Winslow Garrett

General Counsel

Officer
471 -31.8%
5.60
US$2,638 		471 -31.8% 5.60 US$2,638
2023-10-02 2023-10-02 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
57,312
0.72
US$41,265 		57,312 0.72 US$41,265
2023-10-02 2023-10-02 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
244,527
0.72
US$176,059 		244,527 0.72 US$176,059
2023-10-02 2023-10-02 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
37,675
0.72
US$27,126 		37,675 0.72 US$27,126
2023-10-02 2023-10-02 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
585,274
0.72
US$421,397 		585,274 0.72 US$421,397
2023-08-30 2023-08-30 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
119,679
0.58
US$69,414 		119,679 0.58 US$69,414
2023-08-30 2023-08-30 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
510,610
0.58
US$296,154 		510,610 0.58 US$296,154
2023-08-30 2023-08-30 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
78,659
0.58
US$45,622 		78,659 0.58 US$45,622
2023-08-30 2023-08-30 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
1,222,125
0.58
US$708,833 		1,222,125 0.58 US$708,833
2023-08-21 2023-08-21 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
97,204
0.62
US$59,975 		97,204 0.62 US$59,975
2023-08-21 2023-08-21 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
1,510,375
0.62
US$931,901 		1,510,375 0.62 US$931,901
2023-08-21 2023-08-21 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
147,910
0.62
US$91,260 		147,910 0.62 US$91,260
2023-08-21 2023-08-21 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
631,048
0.62
US$389,357 		631,048 0.62 US$389,357
2023-08-21 2023-08-15 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
75,473
0.75
US$56,605 		75,473 0.75 US$56,605
2023-08-17 2023-08-15 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
535,534 -26.2%
0.75
US$401,650 		535,534 -26.2% 0.75 US$401,650
2023-08-17 2023-08-15 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
248,819 -28.3%
0.75
US$186,614 		248,819 -28.3% 0.75 US$186,614
2023-08-17 2023-08-15 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
38,327 -28.3%
0.75
US$28,745 		38,327 -28.3% 0.75 US$28,745
2023-08-15 2023-08-15 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
114,843
0.75
US$86,132 		114,843 0.75 US$86,132
2023-08-15 2023-08-15 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
489,970
0.75
US$367,478 		489,970 0.75 US$367,478
2023-08-15 2023-08-15 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
1,172,714
0.75
US$879,536 		1,172,714 0.75 US$879,536
2023-08-15 2023-08-15 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
75,473
0.75
US$56,605 		75,473 0.75 US$56,605
2023-08-02 2023-07-31 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
153,078 -6.8%
3.00
US$459,234 		153,078 -6.8% 3.00 US$459,234
2023-08-02 2023-07-31 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
29,700 -3.3%
3.00
US$89,100 		29,700 -3.3% 3.00 US$89,100
2023-08-02 2023-07-31 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
26,622 -16.4%
3.00
US$79,866 		26,622 -16.4% 3.00 US$79,866
2023-07-31 2023-07-31 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
246,830
3.02
US$745,427 		246,830 3.02 US$745,427
2023-07-31 2023-07-31 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
180,300
3.02
US$544,506 		180,300 3.02 US$544,506
2023-07-31 2023-07-31 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
930,717
3.02
US$2,810,765 		930,717 3.02 US$2,810,765
2023-07-31 2023-07-31 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
162,153
3.02
US$489,702 		162,153 3.02 US$489,702
2023-07-27 2023-07-25 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
26,700 -1.2%
2.92
US$77,964 		26,700 -1.2% 2.92 US$77,964
2023-07-27 2023-07-25 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
4,700 -0.5%
2.92
US$13,724 		4,700 -0.5% 2.92 US$13,724
2023-07-27 2023-07-25 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
7,800 -4.6%
2.92
US$22,776 		7,800 -4.6% 2.92 US$22,776
2023-07-25 2023-07-25 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
8,100
2.35
US$19,035 		8,100 2.35 US$19,035
2023-07-25 2023-07-25 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
4,700
2.35
US$11,045 		4,700 2.35 US$11,045
2023-07-25 2023-07-25 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
26,700
2.35
US$62,745 		26,700 2.35 US$62,745
2023-07-25 2023-07-25 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
7,800
2.35
US$18,330 		7,800 2.35 US$18,330
2023-07-17 2023-07-13 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
132,100 -5.5%
2.40
US$317,040 		132,100 -5.5% 2.40 US$317,040
2023-07-17 2023-07-13 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
52,800 -5.5%
2.40
US$126,720 		52,800 -5.5% 2.40 US$126,720
2023-07-17 2023-07-13 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
9,800 -5.5%
2.40
US$23,520 		9,800 -5.5% 2.40 US$23,520
2023-07-13 2023-07-13 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
52,800
2.55
US$134,640 		52,800 2.55 US$134,640
2023-07-13 2023-07-13 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
14,700
2.55
US$37,485 		14,700 2.55 US$37,485
2023-07-13 2023-07-13 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
132,100
2.55
US$336,855 		132,100 2.55 US$336,855
2023-07-13 2023-07-13 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
9,800
2.55
US$24,990 		9,800 2.55 US$24,990
2023-04-17 2023-04-17 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
8,878 -0.4%
1.97
US$17,490 		8,878 -0.4% 1.97 US$17,490
2023-04-17 2023-04-17 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
3,551 -0.4%
1.97
US$6,995 		3,551 -0.4% 1.97 US$6,995
2023-04-17 2023-04-17 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
660 -0.4%
1.97
US$1,300 		660 -0.4% 1.97 US$1,300
2023-04-17 2023-04-14 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
28,110 -1.1%
1.86
US$52,285 		28,110 -1.1% 1.86 US$52,285
2023-04-17 2023-04-14 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
11,245 -1.1%
1.86
US$20,916 		11,245 -1.1% 1.86 US$20,916
2023-04-17 2023-04-14 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
2,091 -1.1%
1.86
US$3,889 		2,091 -1.1% 1.86 US$3,889
2023-04-17 2023-04-13 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
9,459 -0.4%
1.82
US$17,215 		9,459 -0.4% 1.82 US$17,215
2023-04-17 2023-04-13 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
3,784 -0.4%
1.82
US$6,887 		3,784 -0.4% 1.82 US$6,887
2023-04-17 2023-04-13 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
703 -0.4%
1.82
US$1,279 		703 -0.4% 1.82 US$1,279
2023-04-12 2023-04-12 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
1,603 -0.1%
1.81
US$2,901 		1,603 -0.1% 1.81 US$2,901
2023-04-12 2023-04-12 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
641 -0.1%
1.81
US$1,160 		641 -0.1% 1.81 US$1,160
2023-04-12 2023-04-12 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
119 -0.1%
1.81
US$215 		119 -0.1% 1.81 US$215
2023-04-12 2023-04-11 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
9,459 -0.4%
1.82
US$17,215 		9,459 -0.4% 1.82 US$17,215
2023-04-12 2023-04-11 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
3,784 -0.4%
1.82
US$6,887 		3,784 -0.4% 1.82 US$6,887
2023-04-12 2023-04-11 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
703 -0.4%
1.82
US$1,279 		703 -0.4% 1.82 US$1,279
2023-04-12 2023-04-10 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
34,745 -1.4%
1.79
US$62,194 		34,745 -1.4% 1.79 US$62,194
2023-04-12 2023-04-10 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
13,899 -1.4%
1.79
US$24,879 		13,899 -1.4% 1.79 US$24,879
2023-04-12 2023-04-10 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
2,584 -1.4%
1.79
US$4,625 		2,584 -1.4% 1.79 US$4,625
2023-04-10 2023-04-10 PrS Proposed sale
2.6
OrbiMed Genesis Master Fund, L.P.

Shareholder
1,686
1.90
US$3,203 		1,686 1.90 US$3,203
2023-04-10 2023-04-10 PrS Proposed sale
The Biotech Growth Trust PLC

Shareholder
2,512
1.90
US$4,773 		2,512 1.90 US$4,773
2023-04-10 2023-04-10 PrS Proposed sale
OrbiMed Israel Partners II, L.P.

Shareholder
9,064
1.90
US$17,222 		9,064 1.90 US$17,222
2023-04-10 2023-04-10 PrS Proposed sale
2.6
OrbiMed Private Investments VII, LP

Shareholder
22,638
1.90
US$43,012 		22,638 1.90 US$43,012
2023-04-07 2023-04-06 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
6,558 -0.3%
2.00
US$13,116 		6,558 -0.3% 2.00 US$13,116
2023-04-07 2023-04-06 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
2,620 -0.3%
2.00
US$5,240 		2,620 -0.3% 2.00 US$5,240
2023-04-07 2023-04-06 S Sale
2.6
ORBIMED ADVISORS LLC
Large shareholder
487 -0.3%
2.00
US$974 		487 -0.3% 2.00 US$974
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