Sit Investment Associates’s Power Integrations POWI Stock Holding History

Sit Investment Associates’s Portfolio POWI Stock Details POWI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2M	Buy	23,900 +1,300	+6%	+$93.8K	0.04%	305
2026 Q1	$1.16M	Buy	22,600 +6,700	+42%	+$307K	0.02%	346
2025 Q4	$565K	Hold	15,900	–	–	0.01%	411
2025 Q3	$639K	Buy	15,900 +2,450	+18%	+$118K	0.01%	397
2025 Q2	$752K	Hold	13,450	–	–	0.02%	391
2025 Q1	$679K	Buy	13,450 +5,400	+67%	+$323K	0.02%	396
2024 Q4	$497K	Hold	8,050	–	–	0.01%	422
2024 Q3	$516K	Hold	8,050	–	–	0.01%	434
2024 Q2	$565K	Hold	8,050	–	–	0.01%	403
2024 Q1	$576K	Hold	8,050	–	–	0.01%	397
2023 Q4	$661K	Hold	8,050	–	–	0.02%	391
2023 Q3	$614K	Hold	8,050	–	–	0.02%	382
2023 Q2	$762K	Hold	8,050	–	–	0.02%	379
2023 Q1	$681K	Hold	8,050	–	–	0.02%	385
2022 Q4	$577K	Hold	8,050	–	–	0.02%	388
2022 Q3	$518K	Hold	8,050	–	–	0.02%	388
2022 Q2	$604K	Hold	8,050	–	–	0.02%	372
2022 Q1	$746K	Hold	8,050	–	–	0.02%	378
2021 Q4	$748K	Hold	8,050	–	–	0.02%	387
2021 Q3	$797K	Hold	8,050	–	–	0.02%	372
2021 Q2	$661K	Hold	8,050	–	–	0.02%	386
2021 Q1	$656K	Hold	8,050	–	–	0.02%	381
2020 Q4	$659K	Hold	8,050	–	–	0.02%	380
2020 Q3	$446K	Buy	8,050 +4,650	+137%	+$268K	0.01%	392
2020 Q2	$201K	Hold	3,400	–	–	0.01%	432
2020 Q1	$150K	Buy	3,400 +600	+21%	+$29K	0.01%	447
2019 Q4	$138K	Hold	2,800	–	–	﹤0.01%	468
2019 Q3	$127K	Hold	2,800	–	–	﹤0.01%	477
2019 Q2	$112K	Hold	2,800	–	–	﹤0.01%	491
2019 Q1	$98K	Hold	2,800	–	–	﹤0.01%	508
2018 Q4	$85K	Sell	2,800 -2,800	-50%	-$82.7K	﹤0.01%	512
2018 Q3	$177K	Sell	5,600 -16,700	-75%	-$601K	﹤0.01%	467
2018 Q2	$815K	Hold	22,300	–	–	0.02%	375
2018 Q1	$762K	Hold	22,300	–	–	0.02%	376
2017 Q4	$820K	Hold	22,300	–	–	0.02%	387
2017 Q3	$816K	Sell	22,300 -1,900	-8%	-$69.4K	0.02%	383
2017 Q2	$882K	Sell	24,200 -3,400	-12%	-$113K	0.02%	361
2017 Q1	$907K	Buy	27,600 +21,600	+360%	+$718K	0.02%	366
2016 Q4	$204K	Buy	6,000 +900	+18%	+$29.5K	0.01%	419
2016 Q3	$161K	Buy	5,100 +950	+23%	+$27K	﹤0.01%	389
2016 Q2	$104K	Hold	4,150	–	–	﹤0.01%	412
2016 Q1	$103K	Hold	4,150	–	–	﹤0.01%	422
2015 Q4	$101K	Buy	4,150 +1,150	+38%	+$28K	﹤0.01%	415
2015 Q3	$63K	Buy	3,000 +400	+15%	+$8.01K	﹤0.01%	467
2015 Q2	$59K	Buy	+2,600	New	+$65K	﹤0.01%	450

Other funds holding POWI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

DGI

Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Sit Investment Associates's POWI Position: Q2 2026 in Review

Sit Investment Associates increased its Power Integrations (POWI) stake by 5.8% in Q2 2026, buying an estimated $93.8K and bringing the position to 23,900 shares worth $2M. The position accounts for 0.04% of the portfolio, ranked #305.

Sit Investment Associates first reported a position in POWI in Q2 2015 and has held it in 45 quarters since. 372 funds tracked by Wall St. Rank hold POWI as of Q2 2026.

Sit Investment Associates held 23,900 shares of Power Integrations worth $2M as of Q2 2026.
Sit Investment Associates bought 1,300 Power Integrations shares in Q2 2026, an estimated $93.8K.
Power Integrations made up 0.04% of Sit Investment Associates's portfolio in Q2 2026, its #305 holding.
Sit Investment Associates first reported a position in Power Integrations in Q2 2015 and has held it in 45 quarters since.
372 funds tracked by Wall St. Rank held Power Integrations as of Q2 2026.

Based on Sit Investment Associates's 13F filing for Q2 2026, filed 12 Aug 2026.