United States Biotechnology & Medical Research

Celcuity Inc (CELC)

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Over the past 90 days, Celcuity Inc. experienced significant insider selling, totaling approximately $317.75 million in net value. Notable transactions included large sales by Baker Bros. Advisors LP and planned sales by directors. These activities occurred amid a 33.7% decline in stock price, following the company's May 2026 earnings report.
Ticker: CELC Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Trades
Sale 14 Jul 2026
Value US$3,304,785.99 | Price 478.03 | Shares 66,463 (-6.3%)
Sale 14 Jul 2026
Value US$1,712,401.16 | Price 389.39 | Shares 97,255 (-45.2%)
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
2026-07-16 2026-07-14 S Sale
3.3
BAKER BROS. ADVISORS LP

Former 10% owner
66,463 -6.3%
478.03
US$3,304,786 		66,463 -6.3% 478.03 US$3,304,786
2026-07-16 2026-07-14 S Sale
3.3
BAKER BROS. ADVISORS LP

Former 10% owner
97,255 -45.2%
389.39
US$1,712,401 		97,255 -45.2% 389.39 US$1,712,401
2026-07-14 2026-07-14 PrS Proposed sale
667, L.P.

Former Affiliate
62,345
338.42
US$1,372,335 		62,345 338.42 US$1,372,335
2026-07-14 2026-07-14 PrS Proposed sale
Baker Brothers Life Sciences, L.P.

Former Affiliate
1,000
102.50
US$100,000 		1,000 102.50 US$100,000
2026-05-06 2026-05-04 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
25,000 -27.8%
140.68
US$3,517,000 		25,000 -27.8% 140.68 US$3,517,000
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
365 -5.1%
143.24
US$52,282 		365 -5.1% 143.24 US$52,282
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
2,825 -28.4%
142.04
US$401,251 		2,825 -28.4% 142.04 US$401,251
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
2,301 -18.8%
141.03
US$324,503 		2,301 -18.8% 141.03 US$324,503
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
1,670 -12.0%
139.58
US$233,104 		1,670 -12.0% 139.58 US$233,104
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
550 -3.8%
139.00
US$76,448 		550 -3.8% 139.00 US$76,448
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
1,289 -8.2%
137.00
US$176,593 		1,289 -8.2% 137.00 US$176,593
2026-05-04 2026-05-04 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
6,000
140.46
US$842,788 		6,000 140.46 US$842,788
2026-05-04 2026-05-04 PrS Proposed sale
1.7
Dalvey David

Director

Non-Executive Director
25,000
140.68
US$3,517,000 		25,000 140.68 US$3,517,000
2026-04-02 2026-03-31 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
675 -9.1%
110.83
US$74,808 		675 -9.1% 110.83 US$74,808
2026-04-02 2026-03-31 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
2,325 -23.8%
110.11
US$255,996 		2,325 -23.8% 110.11 US$255,996
2026-03-31 2026-03-31 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
6,000
110.27
US$661,607 		6,000 110.27 US$661,607
2026-01-29 2026-01-27 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
20,000 -18.2%
120.03
US$2,400,538 		20,000 -18.2% 120.03 US$2,400,538
2026-01-27 2026-01-27 PrS Proposed sale
1.7
Dalvey David

Director

Non-Executive Director
20,000
120.03
US$2,400,538 		20,000 120.03 US$2,400,538
2025-12-09 2025-12-05 S Sale
2.4
Buller Richard E
Non-Executive Director
1,510 -18.3%
106.04
US$160,113 		1,510 -18.3% 106.04 US$160,113
2025-12-09 2025-12-05 S Sale
2.4
Buller Richard E
Non-Executive Director
1,490 -15.3%
105.34
US$156,956 		1,490 -15.3% 105.34 US$156,956
2025-12-05 2025-12-05 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
3,000
105.68
US$317,040 		3,000 105.68 US$317,040
2025-12-03 2025-12-01 S Sale
2.4
Buller Richard E
Non-Executive Director
1,100 -13.2%
98.13
US$107,948 		1,100 -13.2% 98.13 US$107,948
2025-12-01 2025-12-01 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
1,100
98.13
US$107,943 		1,100 98.13 US$107,943
2025-11-24 2025-11-21 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
15,000 -12.0%
100.00
US$1,500,016 		15,000 -12.0% 100.00 US$1,500,016
2025-11-21 2025-11-21 PrS Proposed sale
1.7
Dalvey David

Director

Non-Executive Director
15,000
100.00
US$1,500,016 		15,000 100.00 US$1,500,016
2025-11-21 2025-11-20 S Sale
2.4
Buller Richard E
Non-Executive Director
3,900 -34.9%
96.73
US$377,255 		3,900 -34.9% 96.73 US$377,255
2025-11-20 2025-11-20 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
3,900
96.73
US$377,255 		3,900 96.73 US$377,255
2025-09-10 2025-09-08 B Purchase
3.3
BAKER BROS. ADVISORS LP
Large shareholder
4,212 +0.1%
58.02
US$244,395 		4,212 +0.1% 58.02 US$244,395
2025-09-10 2025-09-08 B Purchase
3.3
BAKER BROS. ADVISORS LP
Large shareholder
388 +0.1%
58.02
US$22,513 		388 +0.1% 58.02 US$22,513
2025-09-10 2025-09-08 B Purchase
3.3
BAKER BROS. ADVISORS LP
Large shareholder
151,524 +2.1%
56.22
US$8,518,679 		151,524 +2.1% 56.22 US$8,518,679
2025-09-10 2025-09-08 B Purchase
3.3
BAKER BROS. ADVISORS LP
Large shareholder
13,976 +2.0%
56.22
US$785,731 		13,976 +2.0% 56.22 US$785,731
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
4,141 -3.2%
46.05
US$190,693 		4,141 -3.2% 46.05 US$190,693
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
16,438 -11.3%
45.29
US$744,454 		16,438 -11.3% 45.29 US$744,454
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
22,377 -13.3%
44.36
US$992,599 		22,377 -13.3% 44.36 US$992,599
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
57,044 -25.4%
43.30
US$2,469,857 		57,044 -25.4% 43.30 US$2,469,857
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
2,025 -100.0%
46.05
US$93,251 		2,025 -100.0% 46.05 US$93,251
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
4,163 -67.3%
45.24
US$188,344 		4,163 -67.3% 45.24 US$188,344
2025-07-30 2025-07-28 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
3,137 -33.6%
44.36
US$139,172 		3,137 -33.6% 44.36 US$139,172
2025-07-28 2025-07-28 PrS Proposed sale
Brightstone Venture Capital Fund LP

Director

Non-Executive Director
100,000
43.98
US$4,397,605 		100,000 43.98 US$4,397,605
2025-07-28 2025-07-28 PrS Proposed sale
1.7
Dalvey David

Director

Non-Executive Director
9,325
45.12
US$420,766 		9,325 45.12 US$420,766
2024-10-25 2024-10-23 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -5.0%
16.25
US$5,688 		350 -5.0% 16.25 US$5,688
2024-08-27 2024-08-23 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -4.7%
16.95
US$5,932 		350 -4.7% 16.95 US$5,932
2024-08-23 2024-08-23 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
700
16.95
US$11,865 		700 16.95 US$11,865
2024-06-25 2024-06-21 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -4.5%
15.68
US$5,488 		350 -4.5% 15.68 US$5,488
2024-04-26 2024-04-24 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -4.3%
17.06
US$5,971 		350 -4.3% 17.06 US$5,971
2024-04-24 2024-04-24 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
700
17.07
US$11,950 		700 17.07 US$11,950
2024-02-23 2024-02-21 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -4.2%
14.15
US$4,952 		350 -4.2% 14.15 US$4,952
2023-12-22 2023-12-20 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -4.0%
14.37
US$5,030 		350 -4.0% 14.37 US$5,030
2023-12-20 2023-12-20 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
700
14.37
US$10,059 		700 14.37 US$10,059
2023-12-18 2023-12-15 S Sale
1.7
Dalvey David
Non-Executive Director
2,940 -1.3%
14.57
US$42,847 		2,940 -1.3% 14.57 US$42,847
2023-12-18 2023-12-14 S Sale
1.7
Dalvey David
Non-Executive Director
5,000 -2.1%
14.75
US$73,752 		5,000 -2.1% 14.75 US$73,752
2023-12-14 2023-12-13 S Sale
1.7
Dalvey David
Non-Executive Director
5,000 -2.1%
14.50
US$72,500 		5,000 -2.1% 14.50 US$72,500
2023-12-14 2023-12-12 S Sale
1.7
Dalvey David
Non-Executive Director
2,060 -0.9%
14.61
US$30,089 		2,060 -0.9% 14.61 US$30,089
2023-12-11 2023-12-08 S Sale
1.7
Dalvey David
Non-Executive Director
5,000 -2.0%
15.00
US$75,000 		5,000 -2.0% 15.00 US$75,000
2023-12-11 2023-12-07 S Sale
1.7
Dalvey David
Non-Executive Director
5,000 -2.0%
14.85
US$74,250 		5,000 -2.0% 14.85 US$74,250
2023-12-07 2023-12-07 PrS Proposed sale
1.7
Dalvey David

Director

Non-Executive Director
25,000
14.91
US$372,750 		25,000 14.91 US$372,750
2023-10-27 2023-10-25 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -3.8%
10.23
US$3,580 		350 -3.8% 10.23 US$3,580
2023-09-01 2023-08-30 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
350 -3.7%
9.28
US$3,248 		350 -3.7% 9.28 US$3,248
2023-08-30 2023-08-30 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
700
9.28
US$6,496 		700 9.28 US$6,496
2023-08-25 2023-08-23 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -3.1%
9.82
US$2,946 		300 -3.1% 9.82 US$2,946
2023-06-27 2023-06-23 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -3.0%
11.79
US$3,537 		300 -3.0% 11.79 US$3,537
2023-06-23 2023-06-23 PrS Proposed sale
2.4
Buller Richard E

Director

Non-Executive Director
600
11.79
US$7,074 		600 11.79 US$7,074
2023-05-25 2023-05-23 S Sale
2.4
Buller Richard E
Non-Executive Director
75 -0.7%
11.10
US$832 		75 -0.7% 11.10 US$832
2023-05-24 2023-05-22 B Purchase
1.8
Furcht Leo
Non-Executive Director
10,000 +4000.0%
10.32
US$103,187 		10,000 +4000.0% 10.32 US$103,187
2023-05-23 2023-05-22 S Sale
2.4
Buller Richard E
Non-Executive Director
100 -1.0%
10.50
US$1,050 		100 -1.0% 10.50 US$1,050
2023-05-23 2023-05-19 S Sale
2.4
Buller Richard E
Non-Executive Director
250 -2.4%
9.85
US$2,462 		250 -2.4% 9.85 US$2,462
2023-04-25 2023-04-21 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -3.4%
9.70
US$2,910 		300 -3.4% 9.70 US$2,910
2023-02-23 2023-02-21 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -3.3%
11.40
US$3,420 		300 -3.3% 11.40 US$3,420
2022-12-21 2022-12-19 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -3.2%
11.11
US$3,334 		300 -3.2% 11.11 US$3,334
2022-12-13 2022-12-09 B Purchase
0.8
Sullivan Brian F.

Chief Executive Officer

Executive Director Large shareholder
260,869 +9.5%
5.75
US$1,499,997 		260,869 +9.5% 5.75 US$1,499,997
2022-11-23 2022-11-22 B Purchase
1.8
Murphy Polly A.
Non-Executive Director
5,000 +inf%
9.68
US$48,383 		5,000 +inf% 9.68 US$48,383
2022-10-24 2022-10-20 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -3.1%
9.97
US$2,991 		300 -3.1% 9.97 US$2,991
2022-09-13 2022-09-09 B Purchase
2.4
NIGON RICHARD
Non-Executive Director
5,000 +5.5%
8.99
US$44,939 		5,000 +5.5% 8.99 US$44,939
2022-09-01 2022-08-30 S Sale
2.4
Buller Richard E
Non-Executive Director
100 -1.0%
10.02
US$1,002 		100 -1.0% 10.02 US$1,002
2022-08-29 2022-08-26 S Sale
2.4
Buller Richard E
Non-Executive Director
150 -1.5%
9.95
US$1,492 		150 -1.5% 9.95 US$1,492
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