InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (26 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
26
T+90 hit rate
50%
T+90 mean return
+14.1%
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the detailed record of transactions filed by Buller Richard E, Director. Insider active across 1 company, notably Celcuity Inc.. Cumulatively, 35 disclosures have been published. Breakdown: 0 buy · 26 sells. Total volume traded: €363k. Activity tracked since 12 May 2021. The latest transaction was filed on 5 June 2026 (Attribution). Regulator: SEC (Form 4). The full history is free.
Declarations35 total
1,530 shares0Common StockSEC:0001688319-26-000008:0
3,000 shares@ US$5.103.5% of flowCommon StockSEC:0001688319-26-000002:0
2,325 shares@ US$110.105758.2% of flowCommon StockSEC:0001688319-26-000002:1
675 shares@ US$110.826817.0% of flowCommon StockSEC:0001688319-26-000002:2
500 shares0Common StockSEC:0001688319-25-000007:0
1,029 shares0Common StockSEC:0001415889-25-013949:0
350 shares@ US$16.256.5% of flowCommon StockSEC:0001062993-24-017950:0
350 shares@ US$16.956.6% of flowCommon StockSEC:0001062993-24-015738:0
350 shares@ US$15.686.3% of flowCommon StockSEC:0001062993-24-013012:0
1,079 shares0Common StockSEC:0001062993-24-012036:0
1,958 shares0Common StockSEC:0001062993-24-011257:0
350 shares@ US$17.066.9% of flowCommon StockSEC:0001062993-24-008888:0
350 shares@ US$14.155.6% of flowCommon StockSEC:0001062993-24-004281:0
350 shares@ US$14.375.6% of flowCommon StockSEC:0001062993-23-023080:0
350 shares@ US$10.234.2% of flowCommon StockSEC:0001062993-23-019774:0
350 shares@ US$9.283.7% of flowCommon StockSEC:0001062993-23-017414:0
300 shares@ US$9.823.3% of flowCommon StockSEC:0001062993-23-017124:0
300 shares@ US$11.794.0% of flowCommon StockSEC:0001062993-23-014057:0
75 shares@ US$11.101.0% of flowCommon StockSEC:0001062993-23-012198:0
250 shares@ US$9.852.8% of flowCommon StockSEC:0001062993-23-011990:0
1,958 shares0Common StockSEC:0001062993-23-011365:0
300 shares@ US$9.703.3% of flowCommon StockSEC:0001062993-23-009502:0
300 shares@ US$11.403.9% of flowCommon StockSEC:0001062993-23-004529:0
300 shares@ US$11.11183.9% of flowCommon StockSEC:0001062993-22-024287:0
300 shares@ US$9.973.8% of flowCommon StockSEC:0001062993-22-021055:0
25 of 35 declarations
About Buller Richard E
Richard E. Buller is a Board Member at Celcuity Inc. He plays a key role in the strategic direction of the company, bringing his expertise in management and business development.
