13FBOX
ALLEGRO MICROSYSTEMS INC COM · 13F Institutional Holdings
Options Calculator Rankings
A

ALLEGRO MICROSYSTEMS INC COM

ALGM
Institutions
379
Combined AUM (Q2 2026)
$10.33B
Combined Shares (Q2 2026)
149.1M
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+21.9M
222 · 104 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-12.3M
149 · 44 Exit · ≈
⚖️ Net
+9.6M
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$10.33B
Institutions
379
New Buys
104
Adds
118
Reduces
105
Exits
44
Unchanged
52
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
FMR LLC
0.08%0.05%#43$1.78B25.6M$864.6M27.4M-1.8M-6.71%Reduce
BlackRock, Inc.
0.01%0.01%#111$967.0M13.9M$394.0M12.5M+1.4M+11.16%Add
Invesco Ltd.
0.08%0.04%#45$952.3M13.7M$275.9M8.8M+4.9M+56.30%Add
JPMORGAN CHASE & CO
0.05%0.02%#55$844.9M12.7M$242.6M8.7M+4.1M+47.06%Add
Capital Research Global Investors
0.12%0.06%#38$835.9M12.0M$392.1M12.4M-429,162-3.45%Reduce
VANGUARD PORTFOLIO MANAGEMENT LLC
0.02%0.01%#84$533.9M7.7M$249.7M7.9M-251,570-3.18%Reduce
STATE STREET CORP
0.01%0.01%#124$395.2M5.7M$164.8M5.2M+448,317+8.58%Add
VANGUARD CAPITAL MANAGEMENT LLC
0.01%<0.01%#153$383.5M5.5M$172.3M5.5M+44,088+0.81%Add
PRICE T ROWE ASSOCIATES INC /MD/
0.03%<0.01%#81$258.3M3.7M$3.6M113,799+3.6M+3,160.39%Add
Clearbridge Investments, LLC
0.17%0.08%#35$205.1M2.9M$90.3M2.9M+82,529+2.88%Add
GEODE CAPITAL MANAGEMENT, LLC
0.01%<0.01%#138$184.2M2.6M$77.5M2.5M+188,109+7.66%Add
DIMENSIONAL FUND ADVISORS LP
0.03%0.01%#76$147.8M2.1M$68.4M2.2M-46,524-2.14%Reduce
MORGAN STANLEY
0.01%<0.01%#165$126.0M1.8M$56.6M1.9M-129,694-6.69%Reduce
LOOMIS SAYLES & CO L P
0.14%0.07%#36$112.8M1.6M$52.8M1.7M-54,177-3.24%Reduce
GOLDMAN SACHS GROUP INC
0.01%0.01%#142$109.7M1.6M$45.3M1.4M+137,842+9.59%Add
PRINCIPAL FINANCIAL GROUP INC
0.05%0.03%#50$103.7M1.5M$56.5M1.8M-300,675-16.79%Reduce
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
0.03%<0.01%#65$100.5M1.4M$2.2M69,297+1.4M+1,983.06%Add
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
0.01%0.01%#115$94.7M1.4M$43.8M1.4M-30,081-2.16%Reduce
NORGES BANK
0.01%<0.01%#149$90.2M1.3M$31.8M1.3M+28,910+2.28%Add
ALLIANCEBERNSTEIN L.P.
0.03%0.01%#69$84.1M1.2M$45.5M1.7M-522,167-30.30%Reduce
NORTHERN TRUST CORP
0.01%<0.01%#144$81.3M1.2M$33.0M1.0M+121,594+11.63%Add
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.
0.12%0.11%#37$80.7M1.2M$65.6M2.1M-921,138-44.27%Reduce
ADAGE CAPITAL PARTNERS GP, L.L.C.
0.11%0.07%#40$78.1M1.1M$46.2M1.5M-342,787-23.40%Reduce
VOYA INVESTMENT MANAGEMENT LLC
0.06%0.05%#47$67.3M966,871$46.0M1.5M-492,400-33.74%Reduce
RAYMOND JAMES FINANCIAL INC
0.02%0.01%#98$64.6M928,060$31.4M995,753-67,693-6.80%Reduce
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#201$64.2M921,728$27.0M855,453+66,275+7.75%Add
WELLINGTON MANAGEMENT GROUP LLP
0.01%<0.01%#140$56.7M814,937$21.2M673,096+141,841+21.07%Add
VANGUARD FIDUCIARY TRUST CO
0.01%0.01%#118$55.7M800,030$24.1M765,886+34,144+4.46%Add
UBS Group AG
0.01%<0.01%#162$54.4M780,945$13.7M435,381+345,564+79.37%Add
Nuveen, LLC
0.01%0.01%#120$50.3M722,645$29.9M947,502-224,857-23.73%Reduce
Bank of New York Mellon Corp
0.01%<0.01%#154$49.9M716,952$23.4M743,292-26,340-3.54%Reduce
KENNEDY CAPITAL MANAGEMENT LLC
0.85%0.61%#9$48.0M689,668$28.7M910,039-220,371-24.22%Reduce
FIRST TRUST ADVISORS LP
0.03%0.01%#72$47.6M684,022$13.1M414,897+269,125+64.87%Add
GW&K Investment Management, LLC
0.36%0.18%#20$46.4M666,812$20.8M659,576+7,236+1.10%Add
AMERIPRISE FINANCIAL INC
0.01%<0.01%#151$43.0M608,793$11.3M359,282+249,511+69.45%Add
Allspring Global Investments Holdings, LLC
0.06%0.02%#46$39.2M620,540$10.2M307,624+312,916+101.72%Add
SILVERCREST ASSET MANAGEMENT GROUP LLC
0.25%0.16%#24$37.4M537,082$22.3M707,891-170,809-24.13%Reduce
LORD, ABBETT & CO. LLC
0.1%0.05%#41$36.6M525,863$16.7M530,455-4,592-0.87%Reduce
T. Rowe Price Investment Management, Inc.
0.02%0.01%#86$36.0M517,648$17.7M561,344-43,696-7.78%Reduce
AQR CAPITAL MANAGEMENT LLC
0.01%<0.01%#125$33.4M493,753$10.3M345,126+148,627+43.06%Add
Aperture Investors, LLC
2.79%2.83%#2$30.9M443,427$22.4M709,674-266,247-37.52%Reduce
BRAUN STACEY ASSOCIATES INC
0.72%#11$25.5M366,493$00+366,493New Buy
TWO SIGMA INVESTMENTS, LP
0.02%0.02%#99$24.2M347,294$20.2M639,841-292,547-45.72%Reduce
RHUMBLINE ADVISERS
0.02%0.01%#97$23.2M333,507$9.7M308,407+25,100+8.14%Add
S SQUARED TECHNOLOGY, LLC
7.18%5.46%#1$23.1M332,451$14.4M457,451-125,000-27.33%Reduce
SEGALL BRYANT & HAMILL, LLC
0.27%0.48%#22$23.1M332,440$32.9M1.0M-712,544-68.19%Reduce
FRONTIER CAPITAL MANAGEMENT CO LLC
0.21%0.09%#28$23.0M330,904$8.3M264,031+66,873+25.33%Add
CIBC Bancorp USA Inc.
0.03%#73$22.8M327,536$00+327,536New Buy
Gotham Asset Management, LLC
0.05%0.03%#49$22.7M325,436$9.8M312,246+13,190+4.22%Add
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
<0.01%<0.01%#202$22.5M323,297$10.9M345,057-21,760-6.31%Reduce

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow