SEC Insider Transactions from Derycz Peter.

Last updated: 2026-03-14 11:34 UTC | Total transactions: 36

Derycz Peter has filed 36 insider transactions across 1 company since January 2023.

Most recent transaction: a sale of 40402 shares of Research Solutions, Inc. ($RSSS) on March 20, 2024.

Activity breakdown: 0 open-market purchases and 28 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 20, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 40402 $2.87 2,984,680.0000 28,092,945 1.34% 0.14%
March 21, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 26517 $2.86 2,958,163.0000 28,092,945 0.89% 0.09%
March 22, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 2576 $2.85 2,955,587.0000 28,092,945 0.09% 0.01%
Jan. 22, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 30262 $2.63 3,036,646.0000 28,092,945 0.99% 0.11%
Jan. 23, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 11503 $2.71 3,025,143.0000 28,092,945 0.38% 0.04%
Jan. 24, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 61 $2.70 3,025,082.0000 28,092,945 0.00% 0.00%
Jan. 17, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 10 $2.60 3,088,287.0000 28,092,945 0.00% 0.00%
Jan. 18, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 20113 $2.60 3,068,174.0000 28,092,945 0.65% 0.07%
Jan. 19, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 1266 $2.60 3,066,908.0000 28,092,945 0.04% 0.00%
Jan. 10, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 8756 $2.60 3,092,452.0000 28,092,945 0.28% 0.03%
Jan. 11, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 3497 $2.60 3,088,955.0000 28,092,945 0.11% 0.01%
Jan. 12, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 636 $2.60 3,088,319.0000 28,092,945 0.02% 0.00%
Jan. 16, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 22 $2.60 3,088,297.0000 28,092,945 0.00% 0.00%
Jan. 5, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 9524 $2.63 3,185,884.0000 28,092,945 0.30% 0.03%
Jan. 8, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 15000 $2.71 3,170,884.0000 28,092,945 0.47% 0.05%
Jan. 9, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 69676 $2.70 3,101,208.0000 28,092,945 2.20% 0.25%
Dec. 29, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 2153 $2.61 3,204,604.0000 27,052,445 0.07% 0.01%
Jan. 2, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 1353 $2.60 3,203,251.0000 28,092,945 0.04% 0.00%
Jan. 3, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 7367 $2.62 3,195,884.0000 28,092,945 0.23% 0.03%
Jan. 4, 2024 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 476 $2.60 3,195,408.0000 28,092,945 0.01% 0.00%
Dec. 26, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 9711 $2.61 3,224,251.0000 27,052,445 0.30% 0.04%
Dec. 27, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 17111 $2.64 3,207,140.0000 27,052,445 0.53% 0.06%
Dec. 28, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 383 $2.60 3,206,757.0000 27,052,445 0.01% 0.00%
Dec. 20, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 13893 $2.68 3,289,429.0000 27,052,445 0.42% 0.05%
Dec. 21, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 27653 $2.65 3,261,776.0000 27,052,445 0.84% 0.10%
Dec. 22, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 20224 $2.65 3,241,552.0000 27,052,445 0.62% 0.07%
Dec. 22, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 7590 $2.63 3,233,962.0000 27,052,445 0.23% 0.03%
Nov. 10, 2023 Research Solutions, Inc. $RSSS Derycz Peter TenPercentOwner S Common Stock 18000 $2.34 3,303,322.0000 27,052,445 0.54% 0.07%
Jan. 3, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman G Common Stock 8500 $0.00 3,321,322.0000 26,816,550 0.26% 0.03%
June 20, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman F Common Stock 2959 $2.24 3,329,822.0000 29,791,719 0.09% 0.01%
March 20, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman F Common Stock 3609 $2.02 3,332,781.0000 26,816,550 0.11% 0.01%
Feb. 10, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman M Common Stock 32000 $1.25 3,353,858.0000 26,816,550 0.96% 0.12%
Feb. 10, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman F Common Stock 17468 $2.29 3,336,390.0000 26,816,550 0.52% 0.07%
Feb. 10, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman M Options (right to buy) 32000 $0.00 0.0000 26,816,550 100.00% 0.12%
Jan. 10, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman G Common Stock 34000 $0.00 3,321,858.0000 26,816,550 1.01% 0.13%
Jan. 3, 2023 Research Solutions, Inc. $RSSS Derycz Peter Executive Chairman G Common Stock 7500 $0.00 3,355,858.0000 26,816,550 0.22% 0.03%