Sylvester David C

Director at Rain Enhancement Technologies Holdco, Inc. · on record since Jun 9, 2026
SVP, Chief Financial Officer at STEELCASE INC · on record since Sep 27, 2011

Insider trading activity of Sylvester David C

Transactions on record: 84; since Oct 27, 2006

Open-market buys: 4; $70.8K

Open-market sells: 10; $4.3M

Companies traded: 2; last filing Jun 9, 2026

Figures computed from official regulatory filings — .

Companies where Sylvester David C has traded

Rain Enhancement Technologies Holdco, Inc.1 tx · Jun 9, 2026
STEELCASE INC83 tx · $9.9M · Dec 12, 2025

Track record of Sylvester David C

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Sylvester David C

Co-insiders of Sylvester David C

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Rain Enhancement Technologies Holdco, Inc.Listing unverified	Jun 9, 2026	Award	40,000	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Other	-160,200	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Award	360,450	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Other	-360,450	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Other	-474,723	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Apr 14, 2025	Award	53,100	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 27, 2025	Other	-19,613	10.58 USD	$207.5K		SEC
STEELCASE INCListing unverified	Mar 27, 2025	Award	61,542	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 4, 2025	Other	-9,882	12.16 USD	$120.2K		SEC
STEELCASE INCListing unverified	Jul 25, 2024	Sell	-73,184	13.84 USD	$1M		SEC
STEELCASE INCListing unverified	Jul 25, 2024	Sell	-1,816	13.76 USD	$25K		SEC
STEELCASE INCListing unverified	Apr 12, 2024	Award	42,000	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 21, 2024	Award	35,405	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 21, 2024	Other	-10,844	12.87 USD	$139.6K		SEC
STEELCASE INCListing unverified	Feb 27, 2024	Other	-12,594	12.80 USD	$161.2K		SEC
STEELCASE INCListing unverified	Dec 27, 2023	Sell	-85,000	13.87 USD	$1.2M	Unusual size	SEC
STEELCASE INCListing unverified	Apr 14, 2023	Award	65,100	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 23, 2023	Other	-10,236	7.31 USD	$74.8K		SEC
STEELCASE INCListing unverified	Mar 23, 2023	Award	34,560	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Feb 28, 2023	Other	-11,465	7.85 USD	$90K		SEC
STEELCASE INCListing unverified	Apr 14, 2022	Award	53,367	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 24, 2022	Other	-7,877	12.16 USD	$95.8K		SEC
STEELCASE INCListing unverified	Mar 24, 2022	Award	26,810	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 1, 2022	Other	-6,847	12.39 USD	$84.8K		SEC
STEELCASE INCListing unverified	Apr 19, 2021	Award	28,000	—	n/a (No price was disclosed in the filing)		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Rain Enhancement Technologies Holdco, Inc.Listing unverified	Jun 9, 2026	Award	40,000	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Other	-160,200	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Award	360,450	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Other	-360,450	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Dec 12, 2025	Other	-474,723	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Apr 14, 2025	Award	53,100	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 27, 2025	Other	-19,613	10.58 USD	$207.5K		SEC
STEELCASE INCListing unverified	Mar 27, 2025	Award	61,542	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 4, 2025	Other	-9,882	12.16 USD	$120.2K		SEC
STEELCASE INCListing unverified	Jul 25, 2024	Sell	-73,184	13.84 USD	$1M		SEC
STEELCASE INCListing unverified	Jul 25, 2024	Sell	-1,816	13.76 USD	$25K		SEC
STEELCASE INCListing unverified	Apr 12, 2024	Award	42,000	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 21, 2024	Award	35,405	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 21, 2024	Other	-10,844	12.87 USD	$139.6K		SEC
STEELCASE INCListing unverified	Feb 27, 2024	Other	-12,594	12.80 USD	$161.2K		SEC
STEELCASE INCListing unverified	Dec 27, 2023	Sell	-85,000	13.87 USD	$1.2M	Unusual size	SEC
STEELCASE INCListing unverified	Apr 14, 2023	Award	65,100	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 23, 2023	Other	-10,236	7.31 USD	$74.8K		SEC
STEELCASE INCListing unverified	Mar 23, 2023	Award	34,560	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Feb 28, 2023	Other	-11,465	7.85 USD	$90K		SEC
STEELCASE INCListing unverified	Apr 14, 2022	Award	53,367	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 24, 2022	Other	-7,877	12.16 USD	$95.8K		SEC
STEELCASE INCListing unverified	Mar 24, 2022	Award	26,810	—	n/a (No price was disclosed in the filing)		SEC
STEELCASE INCListing unverified	Mar 1, 2022	Other	-6,847	12.39 USD	$84.8K		SEC
STEELCASE INCListing unverified	Apr 19, 2021	Award	28,000	—	n/a (No price was disclosed in the filing)		SEC