Whale Tracker

NEUTRAL — WATCH

No clear whale direction for ANET. Bullish and bearish signals roughly cancel out. Insiders are net sellers (1,719,193 shares sold vs 1,615,335 bought) — management reducing exposure. Strong institutional ownership at 72.8% with 3 of 10 top holders actively accumulating this quarter.

Action Plan

Hold existing positions — no strong directional signal
Wait for clearer whale activity before adding
Monitor next earnings for institutional positioning changes

📈 Options Flow 期权异动

Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.

PUT / CALL RATIO

0 (Bullish)1.02.0+ (Bearish)

0.98

NEUTRAL

CALL VOLUME

11,151

PUT VOLUME

10,915

TOTAL VOLUME

22,066

UNUSUAL STRIKES

Unusual Strikes — Vol/OI > 3x (4C / 6P)

TypeStrikeExpiryVolOIRatio

PUT$1392026-06-12234546.8x

PUT$1342026-06-26113428.2x

CALL$1152026-05-2224124.0x

PUT$1312026-06-26142623.7x

PUT$1182026-05-223312215.0x

CALL$2002026-06-1230215.0x

PUT$1142026-05-223563310.8x

CALL$1522026-06-26143178.4x

CALL$1582026-06-26152226.9x

PUT$1212026-05-22272406.8x

High Volume Contracts — Vol > 500 (5 contracts)

TypeStrikeExpiryVolume

CALL$1502026-05-221,128

PUT$1352026-05-221,041

PUT$802026-06-18790

CALL$1502026-06-18774

CALL$1452026-05-22529

P/C OI RATIO

0.93

TOTAL OI

125,944

CALL OI

65,203

PUT OI

60,741

Put/Call volume ratio: 0.98 (bullish)
Total options volume: 22,066 (calls 11,151 / puts 10,915)
Top unusual: PUT $139.0 exp 2026-06-12 — vol/OI 46.8x
12 unusual strikes detected (5C / 7P)

👤 Insider Trading 内部交易

SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.

48% BUY

52% SELL

SHARES BOUGHT (6m)

1,615,335

SHARES SOLD (6m)

1,719,193

NET INSIDER FLOW

-103,858

FORM 4 FILINGS (90d)

Recent Insider Transactions (0 buys / 10 sells / 0 grants)

TypeInsiderSharesDate

SELLGIANCARLO CHARLES H8,0002026-05-01

SELLULLAL JAYSHREE428,0002026-04-22

SELLULLAL JAYSHREE93,8612026-04-21

SELLULLAL JAYSHREE306,1392026-04-20

SELLDUDA KENNETH58,0002026-04-17

SELLULLAL JAYSHREE350,0002026-04-16

SELLWASSENAAR YVONNE1,3952026-04-15

SELLBREITHAUPT CHANTELLE YVETTE8,8902026-04-14

SELLULLAL JAYSHREE112,8122026-04-13

SELLGIANCARLO CHARLES H8,0002026-04-01

Insider buying: 1,615,335 shares
Insider selling: 1,719,193 shares
29 Form 4 filings in last 90 days
Net insider SELLING — bearish signal

🏦 Smart Money Flow 机构资金流向

Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.

INSTITUTIONAL OWNERSHIP

72.8%

ACCUMULATION vs DISTRIBUTION

30% ACCUMULATING

70% DISTRIBUTING

NET SHARES FLOW

+49,909,237

FLOW SCORE

+0.30

ADDING

SELLING

Institutional Position Changes (QoQ)

ActionInstitution% HeldQoQ ΔShares Δ

★ NEW POSITIONVanguard Capital Management LLC5.42%NEW+34,135,103

★ NEW POSITIONVanguard Portfolio Management LLC2.05%NEW+12,919,837

▲▲ HEAVY BUYFMR, LLC3.10%+21.8%+6,997,672

▬ HOLDState Street Corporation3.73%+1.4%+630,230

▬ HOLDGeode Capital Management, LLC2.10%+1.8%+477,844

▬ HOLDPrice (T.Rowe) Associates Inc2.95%+1.0%+378,965

▬ HOLDMorgan Stanley1.44%-2.4%-450,864

▬ HOLDCapital Research Global Investors1.17%-3.5%-540,062

▬ HOLDBlackrock Inc.7.30%-3.7%-3,541,150

▼ TRIMMINGCresset Asset Management, LLC1.64%-5.0%-1,098,338

ETF & Mutual Fund Flow (0 adding / 0 selling)

ActionFundQoQ ΔShares Δ

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar0.0%+3,165

▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+2.4%+612,813

▬ HOLDiShares Trust-iShares Core S&P 500 ETF+0.8%+109,261

▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.3%+45,994

▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P +3.0%+363,741

▬ HOLDVANGUARD INDEX FUNDS-Vanguard Growth Index Fu-1.2%-139,651

▬ HOLDSELECT SECTOR SPDR TRT-State Street Technolog+2.3%+177,421

▬ HOLDVANGUARD WORLD FUND-Vanguard Information Tech+2.5%+181,401

▬ HOLDFidelity Contrafund-1.7%-114,691

▬ HOLDVANGUARD INSTITUTIONAL INDEX FUNDS-Vanguard I-1.4%-82,316

Institutional ownership: 72.8%
Smart money flow: 3 adding / 1 selling / 6 hold
Net shares added by institutions: +49,909,237
Biggest mover: Vanguard Capital Management LLC added 34,135,103 shares (+100.0%)

🕶 Short Interest & Dark Pool 做空 & 暗池

Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.

SHORT INTEREST (% OF FLOAT)

0%10%20%30%+

SHORT % FLOAT

1.8%

DAYS TO COVER

2.6

SI CHANGE (MoM)

↑ 8.5%

SQUEEZE RISK

MINIMAL

SHARES SHORT

18,382,389

PRIOR MONTH

16,934,900

FLOAT SHARES

1,042,531,603

AVG VOLUME

8,589,117

Short interest: 1.8% of float
Days to cover: 2.6
Short interest MoM: ↑ 8.5%
Squeeze risk: MINIMAL

📡 Data Sources 数据来源

Options Flow

NEUTRAL (80%)

Insider Trading

NEUTRAL (90%)

Smart Money Flow

LEAN BULLISH (75%)

Short Interest

NEUTRAL (60%)

📋 Summary 综合摘要

[dark_pool] Short interest: 1.8% of float
[dark_pool] Days to cover: 2.6
[institutional] Institutional ownership: 72.8%
[institutional] Smart money flow: 3 adding / 1 selling / 6 hold
[options_flow] Put/Call volume ratio: 0.98 (bullish)
[options_flow] Total options volume: 22,066 (calls 11,151 / puts 10,915)
[insider] Insider buying: 1,615,335 shares
[insider] Insider selling: 1,719,193 shares