Brown Brothers Harriman & Co’s ProShares Short Ether Strategy ETF SETH Stock Holding History

Brown Brothers Harriman & Co’s Portfolio SETH Stock Details SETH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$51.2K	Buy	1,042 +357	+52%	+$17.4K	﹤0.01%	1039
2025 Q4	$28.7K	Buy	685 +242	+55%	+$9.37K	﹤0.01%	1132
2025 Q3	$14.9K	Buy	+443	New	+$17.2K	﹤0.01%	1224
2025 Q2	–	Sell	-2,111	Closed	-$212K	–	1613
2025 Q1	$212K	Hold	2,111	–	–	﹤0.01%	552
2024 Q4	$130K	Buy	2,111 +288	+16%	+$21K	﹤0.01%	666
2024 Q3	$160K	Buy	1,823 +1,218	+201%	+$105K	﹤0.01%	619
2024 Q2	$45.6K	Buy	+605	New	+$47.2K	﹤0.01%	779

Other funds holding SETH

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Sykon Capital Harrison, New York $300M AUM 16.74% 1-Year Est. Return

Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

Brown Brothers Harriman & Co's SETH Position: Q1 2026 in Review

Brown Brothers Harriman & Co increased its ProShares Short Ether Strategy ETF (SETH) stake by 52% in Q1 2026, buying an estimated $17.4K and bringing the position to 1,042 shares worth $51.2K. The position accounts for ﹤0.01% of the portfolio, ranked #1039.

Brown Brothers Harriman & Co first reported a position in SETH in Q2 2024 and has held it in 7 quarters since. The position peaked at $212K in Q1 2025. 4 funds tracked by Wall St. Rank hold SETH as of Q1 2026.

Brown Brothers Harriman & Co held 1,042 shares of ProShares Short Ether Strategy ETF worth $51.2K as of Q1 2026.
Brown Brothers Harriman & Co bought 357 ProShares Short Ether Strategy ETF shares in Q1 2026, an estimated $17.4K.
ProShares Short Ether Strategy ETF made up ﹤0.01% of Brown Brothers Harriman & Co's portfolio in Q1 2026, its #1039 holding.
Brown Brothers Harriman & Co first reported a position in ProShares Short Ether Strategy ETF in Q2 2024 and has held it in 7 quarters since.
Brown Brothers Harriman & Co's ProShares Short Ether Strategy ETF position peaked at $212K in Q1 2025.
4 funds tracked by Wall St. Rank held ProShares Short Ether Strategy ETF as of Q1 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q1 2026, filed 14 May 2026.