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United States Biotechnology & Medical Research

Celcuity Inc (CELC)

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Over the last 90 days, Celcuity Inc. has seen significant insider selling, with a total sell value of over $10 million. Notably, Director David Dalvey and Director Richard E. Buller have engaged in multiple proposed and planned sales. There have been no insider purchases recorded during this period. The stock has experienced a 16.4% price decrease over the same timeframe.
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Ticker: CELC Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Dalvey David
2 sales — total 7,034,000 USD
Planned sale 4 May 2026
Value US$4,677,317.73 | Price 376.74 | Shares 91,243
Proposed sale 4 May 2026
Value US$66,799.93 | Price 472.56 | Shares 74,339
Planned sale 4 May 2026
Value US$184,649.10 | Price 445.87 | Shares 56,193
Planned sale 4 May 2026
Value US$4,490,447.69 | Price 496.13 | Shares 76,232
Planned sale 4 May 2026
Value US$324,503.36 | Price 141.03 | Shares 2,301
Planned sale 4 May 2026
Value US$233,103.94 | Price 139.58 | Shares 1,670
Planned sale 4 May 2026
Value US$76,447.52 | Price 139.00 | Shares 550
Planned sale 4 May 2026
Value US$176,593.00 | Price 137.00 | Shares 1,289
Proposed sale 4 May 2026
Value US$842,788.00 | Price 140.46 | Shares 6,000
Planned sale 31 Mar 2026
Value US$74,808.09 | Price 110.83 | Shares 675
Planned sale 31 Mar 2026
Value US$255,995.75 | Price 110.11 | Shares 2,325
Proposed sale 31 Mar 2026
Value US$661,607.00 | Price 110.27 | Shares 6,000
Planned sale 27 Jan 2026
Value US$2,400,538.00 | Price 120.03 | Shares 20,000
Proposed sale 27 Jan 2026
Value US$2,400,538.00 | Price 120.03 | Shares 20,000
Sale 5 Dec 2025
Value US$160,113.30 | Price 106.04 | Shares 1,510
Sale 5 Dec 2025
Value US$156,956.30 | Price 105.34 | Shares 1,490
Proposed sale 5 Dec 2025
Value US$317,040.00 | Price 105.68 | Shares 3,000
Sale 1 Dec 2025
Value US$107,948.39 | Price 98.13 | Shares 1,100
Proposed sale 1 Dec 2025
Value US$107,943.00 | Price 98.13 | Shares 1,100
Planned sale 21 Nov 2025
Value US$1,500,016.50 | Price 100.00 | Shares 15,000
Proposed sale 21 Nov 2025
Value US$1,500,016.00 | Price 100.00 | Shares 15,000
Sale 20 Nov 2025
Value US$377,254.80 | Price 96.73 | Shares 3,900
Proposed sale 20 Nov 2025
Value US$377,255.00 | Price 96.73 | Shares 3,900
Buy 8 Sep 2025
Value US$244,395.40 | Price 58.02 | Shares 4,212
Buy 8 Sep 2025
Value US$22,513.16 | Price 58.02 | Shares 388
Buy 8 Sep 2025
Value US$8,518,679.28 | Price 56.22 | Shares 151,524
Buy 8 Sep 2025
Value US$785,730.72 | Price 56.22 | Shares 13,976
Planned sale 28 Jul 2025
Value US$190,693.05 | Price 46.05 | Shares 4,141
Planned sale 28 Jul 2025
Value US$744,454.01 | Price 45.29 | Shares 16,438
Planned sale 28 Jul 2025
Value US$992,598.97 | Price 44.36 | Shares 22,377
Planned sale 28 Jul 2025
Value US$2,469,856.89 | Price 43.30 | Shares 57,044
Planned sale 28 Jul 2025
Value US$93,251.45 | Price 46.05 | Shares 2,025
Planned sale 28 Jul 2025
Value US$188,343.69 | Price 45.24 | Shares 4,163
Planned sale 28 Jul 2025
Value US$139,171.75 | Price 44.36 | Shares 3,137
Proposed sale 28 Jul 2025
Value US$420,766.00 | Price 45.12 | Shares 9,325
Proposed sale 28 Jul 2025
Value US$4,397,605.00 | Price 43.98 | Shares 100,000
Planned sale 23 Oct 2024
Value US$5,687.50 | Price 16.25 | Shares 350
Planned sale 23 Aug 2024
Value US$5,932.50 | Price 16.95 | Shares 350
Proposed sale 23 Aug 2024
Value US$11,865.00 | Price 16.95 | Shares 700
Planned sale 21 Jun 2024
Value US$5,488.00 | Price 15.68 | Shares 350
Planned sale 24 Apr 2024
Value US$5,971.00 | Price 17.06 | Shares 350
Proposed sale 24 Apr 2024
Value US$11,950.00 | Price 17.07 | Shares 700
Planned sale 21 Feb 2024
Value US$4,952.50 | Price 14.15 | Shares 350
Planned sale 20 Dec 2023
Value US$5,029.50 | Price 14.37 | Shares 350
Proposed sale 20 Dec 2023
Value US$10,059.00 | Price 14.37 | Shares 700
Sale 15 Dec 2023
Value US$42,847.27 | Price 14.57 | Shares 2,940
Sale 14 Dec 2023
Value US$73,751.50 | Price 14.75 | Shares 5,000
Sale 13 Dec 2023
Value US$72,500.00 | Price 14.50 | Shares 5,000
Sale 12 Dec 2023
Value US$30,089.18 | Price 14.61 | Shares 2,060
Sale 8 Dec 2023
Value US$75,000.00 | Price 15.00 | Shares 5,000
Sale 7 Dec 2023
Value US$74,250.00 | Price 14.85 | Shares 5,000
Proposed sale 7 Dec 2023
Value US$372,750.00 | Price 14.91 | Shares 25,000
Planned sale 25 Oct 2023
Value US$3,580.50 | Price 10.23 | Shares 350
Planned sale 30 Aug 2023
Value US$3,248.00 | Price 9.28 | Shares 350
Proposed sale 30 Aug 2023
Value US$6,496.00 | Price 9.28 | Shares 700
Planned sale 23 Aug 2023
Value US$2,946.00 | Price 9.82 | Shares 300
Planned sale 23 Jun 2023
Value US$3,537.00 | Price 11.79 | Shares 300
Proposed sale 23 Jun 2023
Value US$7,074.00 | Price 11.79 | Shares 600
Sale 23 May 2023
Value US$832.50 | Price 11.10 | Shares 75
Buy 22 May 2023
Value US$103,187.00 | Price 10.32 | Shares 10,000
Sale 22 May 2023
Value US$1,050.00 | Price 10.50 | Shares 100
Sale 19 May 2023
Value US$2,462.50 | Price 9.85 | Shares 250
Planned sale 21 Apr 2023
Value US$2,910.00 | Price 9.70 | Shares 300
Planned sale 21 Feb 2023
Value US$3,420.00 | Price 11.40 | Shares 300
Planned sale 19 Dec 2022
Value US$3,333.54 | Price 11.11 | Shares 300
Buy 9 Dec 2022
Value US$1,499,996.75 | Price 5.75 | Shares 260,869
Buy 22 Nov 2022
Value US$48,383.00 | Price 9.68 | Shares 5,000
Planned sale 20 Oct 2022
Value US$2,991.00 | Price 9.97 | Shares 300
Buy 9 Sep 2022
Value US$44,939.00 | Price 8.99 | Shares 5,000
Sale 30 Aug 2022
Value US$1,001.63 | Price 10.02 | Shares 100
Sale 26 Aug 2022
Value US$1,492.50 | Price 9.95 | Shares 150
Sale 25 Aug 2022
Value US$2,010.00 | Price 10.05 | Shares 200
Planned sale 19 Aug 2022
Value US$2,684.52 | Price 8.95 | Shares 300
Planned sale 24 Jun 2022
Value US$2,841.00 | Price 9.47 | Shares 300
Buy 25 May 2022
Value US$4,482.08 | Price 5.94 | Shares 754
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
2026-05-06 2026-05-04 PlS Planned sale
1.7
Dalvey David
Non-Executive Director
91,243 +15.2%
376.74
US$4,677,318 		91,243 +15.2% 376.74 US$4,677,318
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
56,193 +38.4%
445.87
US$184,649 		56,193 +38.4% 445.87 US$184,649
2026-05-06 2026-05-04 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
76,232 +47.0%
496.13
US$4,490,448 		76,232 +47.0% 496.13 US$4,490,448
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
3.9
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
3.9
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
3.9
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
3.9
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
0.7
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
2022-08-29 2022-08-25 S Sale
2.4
Buller Richard E
Non-Executive Director
200 -2.0%
10.05
US$2,010 		200 -2.0% 10.05 US$2,010
2022-08-23 2022-08-19 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -2.9%
8.95
US$2,685 		300 -2.9% 8.95 US$2,685
2022-06-28 2022-06-24 PlS Planned sale
2.4
Buller Richard E
Non-Executive Director
300 -2.8%
9.47
US$2,841 		300 -2.8% 9.47 US$2,841
2022-05-26 2022-05-25 B Purchase
2.4
NIGON RICHARD
Non-Executive Director
754 +0.8%
5.94
US$4,482 		754 +0.8% 5.94 US$4,482
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