Douglass Winthrop Advisors’s TETRA Technologies TTI Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$128K	Hold	15,000	–	–	﹤0.01%	297
2025 Q4	$141K	Hold	15,000	–	–	﹤0.01%	303
2025 Q3	$86.3K	Hold	15,000	–	–	﹤0.01%	299
2025 Q2	$50.4K	Hold	15,000	–	–	﹤0.01%	276
2025 Q1	$50.4K	Hold	15,000	–	–	﹤0.01%	277
2024 Q4	$53.7K	Hold	15,000	–	–	﹤0.01%	291
2024 Q3	$46.5K	Hold	15,000	–	–	﹤0.01%	287
2024 Q2	$51.9K	Hold	15,000	–	–	﹤0.01%	274
2024 Q1	$66.5K	Sell	15,000 -5,000	-25%	-$20.8K	﹤0.01%	282
2023 Q4	$90.4K	Hold	20,000	–	–	﹤0.01%	248
2023 Q3	$128K	Hold	20,000	–	–	﹤0.01%	232
2023 Q2	$67.6K	Hold	20,000	–	–	﹤0.01%	237
2023 Q1	$53K	Hold	20,000	–	–	﹤0.01%	236
2022 Q4	$69K	Hold	20,000	–	–	﹤0.01%	237
2022 Q3	$72K	Hold	20,000	–	–	﹤0.01%	239
2022 Q2	$81K	Hold	20,000	–	–	﹤0.01%	254
2022 Q1	$82K	Sell	20,000 -7,260	-27%	-$23.2K	﹤0.01%	264
2021 Q4	$77K	Hold	27,260	–	–	﹤0.01%	271
2021 Q3	$85K	Hold	27,260	–	–	﹤0.01%	271
2021 Q2	$118K	Sell	27,260 -11,740	-30%	-$38.7K	﹤0.01%	273
2021 Q1	$94K	Buy	+39,000	New	+$83.9K	﹤0.01%	265